Speed Pro Speed Pro Piston Forged 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.4 cc Micro / Mini Sprint Suspension Flapper mounts under 12-bolt bail

Flapper mounts under 12-bolt bail handle fuel caps

50% greater high-temp viscosity and 1/5 of the high-temp evaporation

94 in Features: Rated for 170 - 200 HP 0

2005-2007 Ford Five Hundred

(NOT Compatible with Hydraulic Roller Camshafts) Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat

Speed Pro Speed Pro Piston Forged 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.4 cc Micro / Mini Sprint Suspension Flapper mounts under 12-bolt bailFully 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.