Speed Pro Speed Pro Piston Forged 4.060" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.1 cc Jet Performance Products Features #8 AN fuel inlet

Features #8 AN fuel inlet and outlets

Will not fit 1962-64 Max Wedge Heads

9HP75 ΓÇó BHS527 - NAG1 ΓÇó BHS528 - TR6060 (Mopar) ΓÇó BHS529 - 546RFE/46RH/46RE ΓÇó BHS530 - A727 ΓÇó BHS563 - Tremec TKX (Ford) - Use Transmission with Bell-Housing RM-8076 ΓÇó Rubber mounts- Hooker 71223029HKR (black) 71223030HKR (red) or equivalent required

and Bracket cars

High Pressure spring (included) supports 75-120 PSI base fuel pressure

Speed Pro Speed Pro Piston Forged 4.060" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.1 cc Jet Performance Products Features #8 AN fuel inletFully updated skirt profiles Exclusive DUROSHIELD skirt coating. DUROSHIELD provides scuff resistance, reduced bore clearances and enhanced ring sealing. SPEED PRO POWERFORGED pistons are built to stringent specifications with a precision CNC machined dome and skirts and microfinished ring grooves. The manufacturing process ensures that piston weights within a boxed set will not vary more than 4 grams and that skirt sizes are matched to within 0.