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 &

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