ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 4.350" Bore - 1/16 x 1/16 x 3/16" Ring Grooves - Plus 4 cc - Mopar RB-Series 1966-79 (Set of 8) Tach Recall Switch It is safe to block

It is safe to block both ports off

MSD has provided the components to fire nearly anything in motorsports

Will Not Fit 1999-2004 CobraFord Racing offers a variety of products for hard core racing and street vehicles

12 AN Female Swivel to 12 AN Male

1997-1998 GMC T6500

ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 4.350" Bore - 1/16 x 1/16 x 3/16" Ring Grooves - Plus 4 cc - Mopar RB-Series 1966-79 (Set of 8) Tach Recall Switch It is safe to blockChrysler 440Wiseco Pro Tru is a division of Wiseco specializing pistons and piston rings for price conscious engine builders. They offer complete kits to fit a wide range of engines. Manufactured by Wiseco Performance Products, ProTru Forged Pistons are affordable with features usually found only in more expensive pistons. Product Description: Pistons and Rings Pro Tru Street Series Forged 4. 350 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus 4. 00