Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Last revision Both sides next revision | ||
techtalk:ih:engmech03 [2019/06/12 02:42] hippysmack [76 and earlier models] |
techtalk:ih:engmech03 [2019/12/09 16:58] hippysmack [Aftermarket Head Gaskets] |
||
---|---|---|---|
Line 43: | Line 43: | ||
|{{:techtalk:ih:engmech:1969_heads_by_monte03.jpg?direct&400|}}| | |{{:techtalk:ih:engmech:1969_heads_by_monte03.jpg?direct&400|}}| | ||
| 1969 Iron Heads ((photo by Monte03 of the XLFORUM http://xlforum.net/forums/showthread.php?t=166440&page=6)) | | | 1969 Iron Heads ((photo by Monte03 of the XLFORUM http://xlforum.net/forums/showthread.php?t=166440&page=6)) | | ||
+ | |||
+ | |||
====== Valves ====== | ====== Valves ====== | ||
Line 116: | Line 118: | ||
====== Connecting Rods ====== | ====== Connecting Rods ====== | ||
===== Rod Play ===== | ===== Rod Play ===== | ||
+ | When checking for the up and down play, it helps to spray the crank pin area down with brake cleaner. ((brucstoudt of the XLFORUM http://xlforum.net/forums/showthread.php?t=2070383&page=5)) \\ | ||
+ | This is to rinse down any oil that may be clinging to the roller bearings. \\ | ||
+ | The oil can take up space between the rollers and not give an accurate feel. \\ | ||
+ | |||
+ | However, don't forget to oil it back up before re-assembly. ((Toejam503 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2070383&page=5)) \\ | ||
+ | You don't want raw metal rubbing each other on start up. \\ | ||
+ | |||
+ | Side shake measurement (76 and earlier models) can be done with a ruler using the outside edge of the case as a base line. \\ | ||
==== 57-64 models ==== | ==== 57-64 models ==== | ||
Check rods for (up and down) play as well as (upper end side shake or rod tip) with the pistons removed from the rods. ((HD 1957-1964 FSM (dealer) pg 3C-7)) \\ | Check rods for (up and down) play as well as (upper end side shake or rod tip) with the pistons removed from the rods. ((HD 1957-1964 FSM (dealer) pg 3C-7)) \\ | ||
- | Side shake measurement can be done with a ruler using the outside edge of the case as a base line. \\ | ||
When appreciable up and down play is found and side shake at the extreme upper end of the rod is more than the following specs; \\ | When appreciable up and down play is found and side shake at the extreme upper end of the rod is more than the following specs; \\ | ||
The lower bearing should be re-fitted. \\ | The lower bearing should be re-fitted. \\ | ||
**Specs**: \\ | **Specs**: \\ | ||
- | Front: 3/32" or more \\ | + | Front: 3/32" or more \\ |
+ | Rear: 3/32" or more \\ | ||
+ | ==== 57-69 models ==== | ||
+ | Check rods for (up and down) play as well as (upper end side shake or rod tip) with the pistons removed from the rods. ((HD 1959-1969 FSM (99484-69) pg 3C-7)) \\ | ||
+ | When appreciable up and down play is found and side shake at the extreme upper end of the rod is more than the following specs; \\ | ||
+ | The lower bearing should be re-fitted. \\ | ||
+ | **Specs**: \\ | ||
+ | Front: 11/64" or more \\ | ||
Rear: 3/32" or more \\ | Rear: 3/32" or more \\ | ||
==== 76 and earlier models ==== | ==== 76 and earlier models ==== | ||
**Motorcycles using rod bearings with steel retainers**: \\ | **Motorcycles using rod bearings with steel retainers**: \\ | ||
Check rods for (up and down) play as well as (upper end side shake or rod tip) with the pistons removed from the rods. \\ | Check rods for (up and down) play as well as (upper end side shake or rod tip) with the pistons removed from the rods. \\ | ||
- | Side shake measurement can be done with a ruler using the outside edge of the case as a base line. \\ | ||
When appreciable up and down play is found and side shake at the extreme upper end of the rod is more than the following specs; \\ | When appreciable up and down play is found and side shake at the extreme upper end of the rod is more than the following specs; \\ | ||
The lower bearing should be re-fitted. \\ | The lower bearing should be re-fitted. \\ | ||
Line 146: | Line 161: | ||
==== 79-85 models ==== | ==== 79-85 models ==== | ||
Check rods for up and down play in lower bearings. ((1979-1985 HD FSM (99484-85) pg 3-25)) \\ | Check rods for up and down play in lower bearings. ((1979-1985 HD FSM (99484-85) pg 3-25)) \\ | ||
+ | Measuring side shake is no longer recommended in the FSM as in above. \\ | ||
When up and down play is detected, the lower bearing should be refitted. \\ | When up and down play is detected, the lower bearing should be refitted. \\ | ||
\\ | \\ | ||
[[:techtalk:menu|{{:techtalk:gototechnicalmenu.jpg|}}]] | [[:techtalk:menu|{{:techtalk:gototechnicalmenu.jpg|}}]] |