Differences
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techtalk:evo:engmech03m [2021/08/11 22:58] hippysmack [Casting Numbers] |
techtalk:evo:engmech03m [2021/08/11 23:21] hippysmack [1100 and 1200 XL Specific Information] |
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| ===== Casting Numbers ===== | ===== Casting Numbers ===== | ||
| - | |||
| - | * 1998-2003 1200S | ||
| - | * Front (16641-96YA), Rear (16643-96YA) | ||
| | 1998 XL1200S Head Castings on Top ((photos by Hippysmack)) || | | 1998 XL1200S Head Castings on Top ((photos by Hippysmack)) || | ||
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| (we fit them with 1.760" intakes and 1.530" exhausts when doing a Stage 2 job. For Stage 3 we change the seats) \\ | (we fit them with 1.760" intakes and 1.530" exhausts when doing a Stage 2 job. For Stage 3 we change the seats) \\ | ||
| - | The ports on these heads are not particularly good, they have something of a squared off bowl and a low floor. \ | + | The ports on these heads are not particularly good, they have something of a squared off bowl and a low floor. \\ |
| In other words, these are areas where they need more material. These heads are all black with polished fins. \\ | In other words, these are areas where they need more material. These heads are all black with polished fins. \\ | ||
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| They are virtually identical to the Buell XB heads with 1.810" Intake and 1.575" exhaust valves with 7mm stems. \\ | They are virtually identical to the Buell XB heads with 1.810" Intake and 1.575" exhaust valves with 7mm stems. \\ | ||
| They have 62cc bathtub shaped combustion chambers. They are either all black or black with highlighted fins. \\ | They have 62cc bathtub shaped combustion chambers. They are either all black or black with highlighted fins. \\ | ||
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| + | | 1998 XL1200S Heads ((photo by Hippysmack)) ||| | ||
| + | |{{:techtalk:evo:engmech:heads_-_1998_1200s_pic1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:engmech:heads_-_1998_1200s_pic2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:engmech:heads_-_1998_1200s_pic5_by_hippysmack.jpg?direct&300|}}| | ||
| ====== Buell Heads ====== | ====== Buell Heads ====== | ||
