LS Bottom Pulley Balancer Bolt
Fits all LS engines that are wet sump (NOT LS7 or LS9)
THREAD SIZE: 16MM X 2.0
UNDERHEAD LENGTH (IN): 4.330 IN.
HEAD STYLE: 12-POINT
WASHER INCLUDED: YES
FASTENER YIELD STRENGTH (PSI): 200,000 PSI
FASTENER MATERIAL: 8740 CHROMOLY
FASTENER FINISH: BLACK OXIDE
If you are unsure of fitment please ask us