S&S Cycle
Appendix & Index
CALCULATING CUSTOM HEAD BOLT LENGTHS
Milwaukee-Eight ®
96 ™ /103 ™ /110 ™
2007–2017 Twin Cam
Add: A
Cylinder Length (Gasket surface to gasket surface measurement)
+ B + C
Base Gasket Thickness
Head Gasket Thickness + D or E Cylinder Head Thickness
(Gasket surface to head bolt washer pad measurement:) D Short Side All S&S = 1.207" Late 1985-’90 Stock = 1.207" 1991-up Stock = 1.405" E Long Side All S&S = 2.700" All Stock = 2.700" Desired thread engagement .563" Usually 11⁄2 times stud diameter - stock studs are 3⁄8"
1999–2006 Twin Cam 88 ®
+ F
Sportster ® & Buell ® Indian ® Models Street Rod ™
1986–2019
Subtract: G
Cylinder Stud Installed Height (Crankcase deck to top of stud measurement)
2014–2019 Street ® &
E
D
C
F
A
Tools & Shop Supplies
G
B
Warranty & Company Policy
Index
Appendix &
345
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