to my knowledge shims are used to ensure that the valve spring has the proper load at installed height. Some may need them some may not.
to my knowledge shims are used to ensure that the valve spring has the proper load at installed height. Some may need them some may not.
2012 Ford F-150 Ecoboost Super Crew 4x4, stock and staying that way.
2001 chevy green = LS1 stock, 3k stall, 373 posi, tuned by LSX Power in CS TX
Posting Permissions
Reply With Quote