Speed Pro Speed Pro Piston Forged 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.1 cc H764C34XL Virtual switch panel eliminates the

Virtual switch panel eliminates the need for external toggle switches

simply use the large U-Bracket from your radio to mount the assembly from above or below for desired mounting preference

Over 65 Years of B&M Quality provides a ΓÇ £peace of mind" purchase

you can control shift points and characteristics like shift feel and torque converter clutch operation

Use with Clamshells 71221018HKR for GM LS Engines or Clamshells 71221019HKR with Gen-V LT Engines - Both Style Engines Use Polyurethane Inserts 71221016HKR (black) or 71221017HKR (red)

Speed Pro Speed Pro Piston Forged 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.1 cc H764C34XL Virtual switch panel eliminates theFully 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.