Speed Pro Speed Pro Piston Forged 4.080" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 7.5 cc V202201 4 suits will satisfy even

4 suits will satisfy even the most discerning youth racer in your family

5-1/2 in Wide Pedal

Floating Tether - the floating tether allows a full range of motion of the head to the left and right while also adding some side stability

005 in Undersize

5 in Deep x 10

Speed Pro Speed Pro Piston Forged 4.080" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 7.5 cc V202201 4 suits will satisfy evenFully 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.