Speed Pro Speed Pro Piston Forged 4.280" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 36.3 cc Clutch Cover Bolt Kit Rear sump for Ford 429-460

Rear sump for Ford 429-460 blocks for Fox Body Mustang conversions

Includes Seat Belt Relocation Bracket

flame resistance & thermal insulation to combat heat stress and fatigue

Holley Secondary Metering Plate 134-9 Main Hole 0

18 to 35 psi

Speed Pro Speed Pro Piston Forged 4.280" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 36.3 cc Clutch Cover Bolt Kit Rear sump for Ford 429-460Fully 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.