Speed Pro Speed Pro Piston Forged 4.150" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.7 cc 205991 Dual 2-1/4 in Inlet

Dual 2-1/4 in Inlet

This Patent Pending design eliminates the attachment point at the body to eliminate geometric discrepancies from stock

Holds bike secure for traveling

7/8 in Tall

Hooker Headers Super Competition Sidemount Header 2224-3HKR Hand Polished Stainless Steel - Tube Size 1 7/8x46 in

Speed Pro Speed Pro Piston Forged 4.150" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.7 cc 205991 Dual 2-1/4 in 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.