hwrd442
Well-Known Member
- Messages
- 146
- Location
- Central Illinois
Ran an F4.1 for the first time on Byron 30%. It hauls ass pretty damn good. Seems to have more than enough torque and top end.
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The F4.1 hauls!
- Thread starter hwrd442
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hwrd442
Well-Known Member
- Messages
- 146
- Location
- Central Illinois
- Thread starter
- #3
Are the head shims the same thickness?
