Speed Pro Forged Piston Set - 4.350" Bore - 1/16 x 1/16 x 3/16" Ring Grooves - Plus 12.1 cc - Coated Skirt - Mopar RB-Series (Set of 8) 410-01 Product Description: Helmet Chin Cover

Product Description: Helmet Chin Cover Seal

Includes roller bearing as well as a 6-degree advance/retard

0L gas engine

Easy To Assemble

threaded insert throttle body mounts and mounting hardware

Speed Pro Forged Piston Set - 4.350" Bore - 1/16 x 1/16 x 3/16" Ring Grooves - Plus 12.1 cc - Coated Skirt - Mopar RB-Series (Set of 8) 410-01 Product Description: Helmet Chin CoverChrysler 440 Engine, 4. 320 bore Fully 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