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sportster_history:99xx-01 [2019/08/13 18:54] hippysmack [Sub-Documents] |
sportster_history:99xx-01 [2020/03/24 07:17] ixl2relax ↷ Links adapted because of a move operation |
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| {{:common:space100x5px.jpg|}}* . . . [[sportster_history:99xx-01a|Sportster VIN Changes]]\\ | {{:common:space100x5px.jpg|}}* . . . [[sportster_history:99xx-01a|Sportster VIN Changes]]\\ | ||
| - | {{:common:space100x5px.jpg|}}* . . . [[sportster_history:99xx-01d|Charting Engines and Specs]]\\ | + | {{:common:space100x5px.jpg|}}* . . . [[sportster_history:99xx-01d|Charting Sportster Engines and Specs]]\\ |
| {{:common:space100x5px.jpg|}}* . . . [[sportster_history:99xx-01f|Harley Davidson and the U.S. Clean Air Act of 1978]]\\ | {{:common:space100x5px.jpg|}}* . . . [[sportster_history:99xx-01f|Harley Davidson and the U.S. Clean Air Act of 1978]]\\ | ||
| {{:common:space100x5px.jpg|}}* . . . [[sportster_history:99xx-01c|AMF Acquisition of the Harley Davidson Company]]\\ | {{:common:space100x5px.jpg|}}* . . . [[sportster_history:99xx-01c|AMF Acquisition of the Harley Davidson Company]]\\ | ||
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| * Honda comes to America to "meet the nicest people" and become a stiff competitor. | * Honda comes to America to "meet the nicest people" and become a stiff competitor. | ||
| * **Service Notes / Recommendations**: | * **Service Notes / Recommendations**: | ||
| - | * HD implements a [[parts:partsplus-01a|service manual]] program consisting of a master service manual (dealer only item) covering the complete model line and manuals for individual models that anyone could buy. The Sportster FSM (99484-59) had a dealer purchase price from the MoCo of $4.00 with a list price of $5.00 ((HD Service Bulletin #403 dated December 15, 1958)) | + | * HD implements a [[techtalk:miscres:miscres10|service manual]] program consisting of a master service manual (dealer only item) covering the complete model line and manuals for individual models that anyone could buy. The Sportster FSM (99484-59) had a dealer purchase price from the MoCo of $4.00 with a list price of $5.00 ((HD Service Bulletin #403 dated December 15, 1958)) |
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| * As of October 16, 1967, a new oil recommendation was issued for all HD 4-cyle models to reflect the trend towards lighter oils made possible through the development of better lubricating properties. The lighter oils greatly improved the ease of kick starting a motorcycle. ((HD Service Bulletin #561 dated October 16, 1967 pg OC-259)) | * As of October 16, 1967, a new oil recommendation was issued for all HD 4-cyle models to reflect the trend towards lighter oils made possible through the development of better lubricating properties. The lighter oils greatly improved the ease of kick starting a motorcycle. ((HD Service Bulletin #561 dated October 16, 1967 pg OC-259)) | ||
| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_001|safety defect (001)]] was issued adding a spark plug cable guide to all 1967 XLCH models on the carb manifold lower mounting stud to keep the plug wires from coming in conflict with the throttle lever cable. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_001|safety defect (001)]] was issued adding a spark plug cable guide to all 1967 XLCH models on the carb manifold lower mounting stud to keep the plug wires from coming in conflict with the throttle lever cable. |
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| * **Production Information**: | * **Production Information**: | ||
| Line 546: | Line 546: | ||
| * HD faces a financial crisis. With negotiations and meetings with American Machine and Foundry, HD voted on Dec. 18th to merge with AMF. | * HD faces a financial crisis. With negotiations and meetings with American Machine and Foundry, HD voted on Dec. 18th to merge with AMF. | ||
| * **Service Notes / Recommendations**: | * **Service Notes / Recommendations**: | ||
| - | * The MoCo issued a [[techtalk:ih:carb02#testing_and_repair_checklist|service checklist]] to aid in testing and repairing (instead of returning for warranty) Tillotson carburetors due to some dealers having difficulty diagnosing problems on 1966 → Sportsters & 1967 → Electra Glides. ((HD Service Bulletin #564 dated January 15, 1968)) | + | * The MoCo issued a [[techtalk:ih:carb01g#testing_and_repair_checklist|service checklist]] to aid in testing and repairing (instead of returning for warranty) Tillotson carburetors due to some dealers having difficulty diagnosing problems on 1966 → Sportsters & 1967 → Electra Glides. ((HD Service Bulletin #564 dated January 15, 1968)) |
| * Beginning on May 1, 1968, all oil is being drained from oil tanks prior to shipment to dealers to prevent wet sumping. If the dealer had the bike an extended period of time, they were instructed to drain the oil again and tag it as empty. ((HD Service School - Service Bulletin #570 dated May 21, 1968)). | * Beginning on May 1, 1968, all oil is being drained from oil tanks prior to shipment to dealers to prevent wet sumping. If the dealer had the bike an extended period of time, they were instructed to drain the oil again and tag it as empty. ((HD Service School - Service Bulletin #570 dated May 21, 1968)). | ||
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| * A spark plug port repair kit (Heli-Coil) was made available for repairing damaged spark plug threads in the head. ((HD Service Bulletin #623 dated April 15, 1971 pg OC-381)) | * A spark plug port repair kit (Heli-Coil) was made available for repairing damaged spark plug threads in the head. ((HD Service Bulletin #623 dated April 15, 1971 pg OC-381)) | ||
| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_012|safety defect (012)]] was issued for some 1971 Sportsters produced between February 2 and February 26, 1971 assembled with defective rear wheel hubs with incomplete brazed joints causing the tack welds to break. This allowed the spoke flange to move on the hub and loosen the spokes. ((HD Service Bulletin #624 dated April 30, 1971 pg OC-33)) | + | * A [[techtalk:miscres:miscres07#safety_defect_code_012|safety defect (012)]] was issued for some 1971 Sportsters produced between February 2 and February 26, 1971 assembled with defective rear wheel hubs with incomplete brazed joints causing the tack welds to break. This allowed the spoke flange to move on the hub and loosen the spokes. ((HD Service Bulletin #624 dated April 30, 1971 pg OC-33)) |
| * **Fuel notes**: | * **Fuel notes**: | ||
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| * The MoCo revealed an easier way to make clutch adjustments by removing the access plug from the chain compartment cover instead of the need to remove the cover (as outlined in the FSM) and owners manuals for 1971 and later Sportsters. ((HS Service Bulletin #634 dated February 18, 1972 pg OC-399)) | * The MoCo revealed an easier way to make clutch adjustments by removing the access plug from the chain compartment cover instead of the need to remove the cover (as outlined in the FSM) and owners manuals for 1971 and later Sportsters. ((HS Service Bulletin #634 dated February 18, 1972 pg OC-399)) | ||
| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_015|safety defect (015)]] was issued on a number of 1972 Sportsters produced from November 1, 1971 to March 29, 1972 without the (3 position) stake operation performed on the rear left side fork bearing lock nut on the [[techtalk:ih:susp03#swingarm_rear_fork_info|swingarm]]. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_015|safety defect (015)]] was issued on a number of 1972 Sportsters produced from November 1, 1971 to March 29, 1972 without the (3 position) stake operation performed on the rear left side fork bearing lock nut on the [[techtalk:ih:susp03#swingarm_rear_fork_info|swingarm]]. |
| - | * A [[parts:partsplus-01d#safety_defect_code_017|safety defect (017)]] was issued on a number of 1972 Super Glide and Sportster models produced with the [[techtalk:ih:wheels01#front_wheel_bearing_lock_nut_retainer|front wheel bearing lock ring]] (11035) installed backwards which can result in the front wheel to be loose or the bearing (9009) to lock up. The retaining ring is flat on one side and beveled on the other. ((HD Service Bulletin #638 dated August 14, 1972 pg OC-407)) | + | * A [[techtalk:miscres:miscres07#safety_defect_code_017|safety defect (017)]] was issued on a number of 1972 Super Glide and Sportster models produced with the [[techtalk:ih:wheels01#front_wheel_bearing_lock_nut_retainer|front wheel bearing lock ring]] (11035) installed backwards which can result in the front wheel to be loose or the bearing (9009) to lock up. The retaining ring is flat on one side and beveled on the other. ((HD Service Bulletin #638 dated August 14, 1972 pg OC-407)) |
| * **Racing notes**: | * **Racing notes**: | ||
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| * **Service Notes / Recommendations**: | * **Service Notes / Recommendations**: | ||
| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_020|safety defect (020)]] was issued for some early production XL and XLCH models that were made without a retaining clip to hold the wires to the fender near the tail light bulb socket which allowed the wires to loop outward into the tire well. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_020|safety defect (020)]] was issued for some early production XL and XLCH models that were made without a retaining clip to hold the wires to the fender near the tail light bulb socket which allowed the wires to loop outward into the tire well. |
| - | * A [[parts:partsplus-01d#safety_defect_code_021|safety defect (021)]] was issued on a number of 1973 XL, XLCH and FX motorcycles that were assembled with defective lower fork bracket forgings. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_021|safety defect (021)]] was issued on a number of 1973 XL, XLCH and FX motorcycles that were assembled with defective lower fork bracket forgings. |
| - | * A [[parts:partsplus-01d#safety_defect_code_023|safety defect (023)]] was issued (due to some instances of frame breakage, poor handling / possible loss of control) on all 1973 XL and XLCH frames. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_023|safety defect (023)]] was issued (due to some instances of frame breakage, poor handling / possible loss of control) on all 1973 XL and XLCH frames. |
| * A group of 28 motorcycles (initially produced with the reinforced frame issue resolved) were sent to the U.S. Army that required the fender relocation. | * A group of 28 motorcycles (initially produced with the reinforced frame issue resolved) were sent to the U.S. Army that required the fender relocation. | ||
| Line 851: | Line 851: | ||
| * By October of 1975, a Service Bulletin from the MoCo reads that all 1975 V-Twin models now operate with the headlight and tail light on in the (ignition) position as well as the (ignition and lights) position due to the increasing number of states requiring headlight operation during daylight hours. ((Management Memorandum No. 74-233 dated December 16, 1974 from the Office of the Deputy Commissioner, Caifornia Highway Department)) ((HD Service Letter dated October 25, 1975)) | * By October of 1975, a Service Bulletin from the MoCo reads that all 1975 V-Twin models now operate with the headlight and tail light on in the (ignition) position as well as the (ignition and lights) position due to the increasing number of states requiring headlight operation during daylight hours. ((Management Memorandum No. 74-233 dated December 16, 1974 from the Office of the Deputy Commissioner, Caifornia Highway Department)) ((HD Service Letter dated October 25, 1975)) | ||
| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_029|safety defect (029)]] was issued due to the MoCo experiencing an increase in wheel spoke breakage on front and rear (FL & FLH models) and rear only (FX, FXE, XL & XLCH models), 16" & 18" only. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_029|safety defect (029)]] was issued due to the MoCo experiencing an increase in wheel spoke breakage on front and rear (FL & FLH models) and rear only (FX, FXE, XL & XLCH models), 16" & 18" only. |
| * **Fuel notes**: | * **Fuel notes**: | ||
| * New US car models made with catalytic converters which require unleaded gasoline.((http://www.lead.org.au/Chronology-Making_Leaded_Petrol_History.pdf)) | * New US car models made with catalytic converters which require unleaded gasoline.((http://www.lead.org.au/Chronology-Making_Leaded_Petrol_History.pdf)) | ||
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| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_030|safety defect (030)]] was issued on the rear brake shoes for XL & XLCH models produced from January 5 to May 20, 1976. The linings could separate from the brake shoe due to a bonding adhesive issue. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_030|safety defect (030)]] was issued on the rear brake shoes for XL & XLCH models produced from January 5 to May 20, 1976. The linings could separate from the brake shoe due to a bonding adhesive issue. |
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| * **Production Information**: | * **Production Information**: | ||
| Line 928: | Line 928: | ||
| * The drum brake lining and rivet set (44432-54A) on XLH,XLCH,FL & FLH models had linings which tended to crack during the riveting process due to the brittle nature of the lining material. These linings, first, had to be bonded and then riveted to the brake shoe by the factory. For this reason, these linings will no longer be sold separately. Use riveted and bonded brake shoe and lining set (44401-49B) instead. ((HD Service Letter ML-52 dated May 11, 1977)) | * The drum brake lining and rivet set (44432-54A) on XLH,XLCH,FL & FLH models had linings which tended to crack during the riveting process due to the brittle nature of the lining material. These linings, first, had to be bonded and then riveted to the brake shoe by the factory. For this reason, these linings will no longer be sold separately. Use riveted and bonded brake shoe and lining set (44401-49B) instead. ((HD Service Letter ML-52 dated May 11, 1977)) | ||
| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_033|safety defect (033)]] was issued on August 26,1977 regarding a quantity of 100 electric start XL-1000 motorcycles produced from June 24-June 28, 1977 having the new Showa rear shocks assembled with cupped washers on the mounting studs instead of flat washers and 493 of the new design Showa shocks shipped to dealers as spare parts from June 29-July 28, 1977. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_033|safety defect (033)]] was issued on August 26,1977 regarding a quantity of 100 electric start XL-1000 motorcycles produced from June 24-June 28, 1977 having the new Showa rear shocks assembled with cupped washers on the mounting studs instead of flat washers and 493 of the new design Showa shocks shipped to dealers as spare parts from June 29-July 28, 1977. |
| - | * A [[parts:partsplus-01d#safety_defect_code_040|Safety Defect (040)]] was issued on June 12, 1979 regarding all 1977-1978 XLCR models having pushrods in the rear master cylinder with insufficient contact area with the plastic piston. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_040|Safety Defect (040)]] was issued on June 12, 1979 regarding all 1977-1978 XLCR models having pushrods in the rear master cylinder with insufficient contact area with the plastic piston. |
| * **Racing notes**: Jay Springsteen wins Grand Nation Championship and a Number 1 Plate running a XR-750 | * **Racing notes**: Jay Springsteen wins Grand Nation Championship and a Number 1 Plate running a XR-750 | ||
| Line 939: | Line 939: | ||
| * XLT 1000 (1,099) | * XLT 1000 (1,099) | ||
| * XLCR 1000 (1,923) $3,623 | * XLCR 1000 (1,923) $3,623 | ||
| + | * Confederate Edition Sportsters | ||
| + | * XLH 1000 (299) | ||
| + | * XLCH 1000 (45) | ||
| + | * XLT 1000 (15) | ||
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| * **XLH and XLCH changes include**: | * **XLH and XLCH changes include**: | ||
| Line 978: | Line 982: | ||
| * Bore/ Stroke 81.0 x 96.0 mm (3.2 x 3.8 inches) ((http://www.bikez.com/motorcycles/harley-davidson_xlcr_1000_cafe_racer_1977.php)) | * Bore/ Stroke 81.0 x 96.0 mm (3.2 x 3.8 inches) ((http://www.bikez.com/motorcycles/harley-davidson_xlcr_1000_cafe_racer_1977.php)) | ||
| * 10" front and rear brakes ((http://www.bikez.com/motorcycles/harley-davidson_xlcr_1000_cafe_racer_1977.php)) | * 10" front and rear brakes ((http://www.bikez.com/motorcycles/harley-davidson_xlcr_1000_cafe_racer_1977.php)) | ||
| + | * **Confederate Edition Sportsters** were sold for the 1977 season only. [[sportster_history:1977_sportster#xlh_1000_confederate_edition|Read more here in the Sportsterpedia]]. | ||
| + | * There were reportedly no changes mechanically speaking for this special limited addition to the lineup. \\ There is very little documentation on the Confederate Edition which is accepted as due to it's controversial overtones. | ||
| + | * Paint scheme: ((Customer Service letter 787475 dated October 16,2007 https://www.motorcycleclassics.com/classic-american-motorcycles/harley-davidson-confederate)) | ||
| + | * Charcoal Silver. | ||
| + | * Rebel flag decal R(61650-77) and L(61651-77) on each side of the gas tank. | ||
| + | * Front fender decal (59100-77) resembling the insignia that was on the caps of the Confederate soldiers during the Civil War. | ||
| + | * Additionally there were a reported 44 Harley Confederate FLH motorcycles and 228 Harley Confederate Super Glide motorcycles. ((http://www.caimag.com/wordpress/2009/01/04/hidden-harley-1977-harley-confederte-edition-motorcycle/)) | ||
| * **Paint colors** | * **Paint colors** | ||
| - | * Birch White, Vivid Black, Vivid Blue, Vivid Brown, Charcoal Silver, Midnight Blue Metallic, Arctic White or Bright Blue. | + | * Birch White, Vivid Black, Vivid Blue, Vivid Brown, Charcoal Silver (Confederate Edition), Midnight Blue Metallic, Arctic White or Bright Blue. |
| - | * 68 horses, 9:1 compression, 110 mph | + | * Confirmed colors for XLT from TSB #M-719 are Vivid Black, Vivid Blue, Brilliant Red, Charcoal Silver and Vivid Brown. \\ [[http://www.sportsterpedia.com/doku.php/parts:partsplus-01b|See list of technical service bulletins here]] in the Sportsterpedia. |
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| * HD issued a [[techtalk:ih:wheels01#tire_fitment_chart|tire fitment chart]] with a list of all 16",18" & 19" wheels supplied by the MoCo as standard or accessories along with the correct matching of tire, tubes and wheels. ((HD Service Bulletin #M-731 dated June 20, 1978)) and a wheel (hub) bearing spacer recommendation for proper handling and to minimize bearing & tire wear. ((HD Service Bulletin #M-734 dated July 5, 1978)) | * HD issued a [[techtalk:ih:wheels01#tire_fitment_chart|tire fitment chart]] with a list of all 16",18" & 19" wheels supplied by the MoCo as standard or accessories along with the correct matching of tire, tubes and wheels. ((HD Service Bulletin #M-731 dated June 20, 1978)) and a wheel (hub) bearing spacer recommendation for proper handling and to minimize bearing & tire wear. ((HD Service Bulletin #M-734 dated July 5, 1978)) | ||
| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_040|Safety Defect (040)]] was issued on June 12, 1979 regarding all 1977-1978 XLCR models having pushrods in the rear master cylinder with insufficient contact area with the plastic piston. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_040|Safety Defect (040)]] was issued on June 12, 1979 regarding all 1977-1978 XLCR models having pushrods in the rear master cylinder with insufficient contact area with the plastic piston. |
| * **Production Information**: | * **Production Information**: | ||
| Line 1052: | Line 1064: | ||
| * In some cases, the [[techtalk:ih:elec02#starter_relay|1974-1979 starter relay]] used on 1200, 1340 and 1000cc models may develop corroded contacts because of moisture under wet road conditions. ((HD Service Bulletin #M-763 dated Decmber 21, 1979)) | * In some cases, the [[techtalk:ih:elec02#starter_relay|1974-1979 starter relay]] used on 1200, 1340 and 1000cc models may develop corroded contacts because of moisture under wet road conditions. ((HD Service Bulletin #M-763 dated Decmber 21, 1979)) | ||
| * **Factory Recalls**: | * **Factory Recalls**: | ||
| - | * A [[parts:partsplus-01d#safety_defect_code_036|Safety Defect (036)]] was issued on 568 early 1979 XLH-1000 models with inadequate rear brake linkage parts from February 15, 1978 to March 22, 1978. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_036|Safety Defect (036)]] was issued on 568 early 1979 XLH-1000 models with inadequate rear brake linkage parts from February 15, 1978 to March 22, 1978. |
| - | * A [[parts:partsplus-01d#safety_defect_code_037|Safety Defect (037)]] was issued by the MoCo on certain 1978-1979 FLH, FLH-80, FX, FXE, FXS and 1979 XLH, XLCH models produced and shipped with an improperly machined front brake master cylinders during from June 7, to June 14, 1978. Within the front brake master cylinders, the plunger piston bore diameter was honed up to .015" over the maximum limit. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_037|Safety Defect (037)]] was issued by the MoCo on certain 1978-1979 FLH, FLH-80, FX, FXE, FXS and 1979 XLH, XLCH models produced and shipped with an improperly machined front brake master cylinders during from June 7, to June 14, 1978. Within the front brake master cylinders, the plunger piston bore diameter was honed up to .015" over the maximum limit. |
| - | * A [[parts:partsplus-01d#safety_defect_code_039|Safety Defect (039)]] was issued for a total of 370 motorcycles (including, XLH-1000, FLH-1200, FLH-80, FXR-1200, FXEF-1200FXEF-80, FXS-1200 and FXS-80) that were produced and shipped to dealers from March 22nd to March 30th 1979 with a possible defect in the front brake master cylinder. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_039|Safety Defect (039)]] was issued for a total of 370 motorcycles (including, XLH-1000, FLH-1200, FLH-80, FXR-1200, FXEF-1200FXEF-80, FXS-1200 and FXS-80) that were produced and shipped to dealers from March 22nd to March 30th 1979 with a possible defect in the front brake master cylinder. |
| - | * A [[parts:partsplus-01d#safety_defect_code_041|Safety Defect (041)]] was issued for 635 XLH and XLS models produced and shipped between March 30 and April 19, 1979 with a possible defect in the assembly of the brake pedal stop bolt jam nut not being securely tightened at the time of assembly. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_041|Safety Defect (041)]] was issued for 635 XLH and XLS models produced and shipped between March 30 and April 19, 1979 with a possible defect in the assembly of the brake pedal stop bolt jam nut not being securely tightened at the time of assembly. |
| - | * A [[parts:partsplus-01d#safety_defect_code_044|Safety Defect (044)]] was prompted in August due to a number of 1979 FLH, XL and XLS models with master cylinder pistons made from an incorrect material as received from HD's supplier. 1979 XLCH, FXE, FXEF and FXS models were added to the list in March of 1980. | + | * A [[techtalk:miscres:miscres07#safety_defect_code_044|Safety Defect (044)]] was prompted in August due to a number of 1979 FLH, XL and XLS models with master cylinder pistons made from an incorrect material as received from HD's supplier. 1979 XLCH, FXE, FXEF and FXS models were added to the list in March of 1980. |
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| * **XLH, XLS changes include**: | * **XLH, XLS changes include**: | ||
| * New "Q" cams installed ((1979-1985 Sportster FSM pg 3-39)) | * New "Q" cams installed ((1979-1985 Sportster FSM pg 3-39)) | ||
| - | * The [[techtalk:ih:engctl01f|timing marks have been revised]] on all 1980 and later 1000cc (crankcase number 780-108-001 and up) and 1340cc models to enable the timing to be set electronically at the factory. ((HD Service Bulletin #M-781 dated May 23, 1980)) | + | * The [[techtalk:ih:engctl01#timing_marks|timing marks have been revised]] on all 1980 and later 1000cc (crankcase number 780-108-001 and up) and 1340cc models to enable the timing to be set electronically at the factory. ((HD Service Bulletin #M-781 dated May 23, 1980)) |
| * All HD models (including XLs) have new changes including: | * All HD models (including XLs) have new changes including: | ||
| * New [[techtalk:ih:engctl01#magnavox_electronic_ignition_systems|Magnavox Electronic Ignition System]] with a full electronic advance (containing no mechanical advance mechanism to adjust). The entire spark and timing system is controlled by the ignition module assembly. Should the engine timing not advance properly or the spark be off, just replace the entire module. Note, you cannot use a solid core spark plug wire. You must use carbon core plug wires. ((HD Service Letter #ML-131 dated September 14, 1979)) | * New [[techtalk:ih:engctl01#magnavox_electronic_ignition_systems|Magnavox Electronic Ignition System]] with a full electronic advance (containing no mechanical advance mechanism to adjust). The entire spark and timing system is controlled by the ignition module assembly. Should the engine timing not advance properly or the spark be off, just replace the entire module. Note, you cannot use a solid core spark plug wire. You must use carbon core plug wires. ((HD Service Letter #ML-131 dated September 14, 1979)) | ||
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| * **XLH and XLS changes include**: | * **XLH and XLS changes include**: | ||
| * 81 models saw new heads beginning with crankcase (#781012001), all 1981 production XLs utilize [[techtalk:ih:engmech03e|3 angle valve seats]] on both intake and exhaust ports. | * 81 models saw new heads beginning with crankcase (#781012001), all 1981 production XLs utilize [[techtalk:ih:engmech03e|3 angle valve seats]] on both intake and exhaust ports. | ||
| - | * All 1981 model motorcycles are equipped with a [[techtalk:ih:engctl04#to_present|dual cable (pull-pull) throttle assembly]]. The throttle cable pulls the throttle butterfly open when turned counter-clockwise (as on previous models) while the idle cable pulls the butterfly closed when the grip is turned clockwise. The carburetor is equipped with a return spring which closes the throttle when grip is released (as on previous models). ((HD Service Bulletin #M-804 dated November 4, 1980)) | + | * All 1981 model motorcycles are equipped with a [[techtalk:ih:body03#to_1985_present|dual cable (pull-pull) throttle assembly]]. The throttle cable pulls the throttle butterfly open when turned counter-clockwise (as on previous models) while the idle cable pulls the butterfly closed when the grip is turned clockwise. The carburetor is equipped with a return spring which closes the throttle when grip is released (as on previous models). ((HD Service Bulletin #M-804 dated November 4, 1980)) |
| * New petcock with a reserve tube. ((1979-1981 Sportster Parts Catalog pg 87)) | * New petcock with a reserve tube. ((1979-1981 Sportster Parts Catalog pg 87)) | ||
| * The transmission vent hose routing was changed on late 1981 models and was suggested as a practice for E1981 models as well. The hose should now be routed under the starter, over all of the oil lines and the rear brake line, and down between the pivot bolt and swingarm. ((HD Service Bulletin #M-813 dated January, 30 1981)) | * The transmission vent hose routing was changed on late 1981 models and was suggested as a practice for E1981 models as well. The hose should now be routed under the starter, over all of the oil lines and the rear brake line, and down between the pivot bolt and swingarm. ((HD Service Bulletin #M-813 dated January, 30 1981)) | ||
| Line 1952: | Line 1964: | ||
| * XLH 1200S ’Sport’ | * XLH 1200S ’Sport’ | ||
| + | * First Year for 1200C Forward Controls (stock) | ||
| + | |||
| {{common:space100x5px.jpg?200|}}[[sportster_history:99xx-01|{{:sportster_history:gotohistorymainmenu.jpg|}}]] \\ | {{common:space100x5px.jpg?200|}}[[sportster_history:99xx-01|{{:sportster_history:gotohistorymainmenu.jpg|}}]] \\ | ||
