Powerhouse 8" Porting Mandrel DX2950K while providing the performance of

while providing the performance of urethane without the "squeak" normally associated with it

Bolt / Weld-On

Gasket Bore - 0

1989-1990 Chevrolet R2500 Suburban

Gasket Water Pump Pulley Shim Kit 6129 Includes Two 1/16/One 1/8" Shim - 0

Powerhouse 8" Porting Mandrel DX2950K while providing the performance of8 Inch Long Porting Mandrel This porting mandrel is 8" long with a 1" x 18" wide tip. Works with all Powerhouse cartridge rolls 1 4 Inch in Diameter. See our POW351510 Kit. Powerhouse produces an extensive line of tools designed for engine builders and tuners. Their product lineup includes specialty tools for everything from the cylinder head and valvetrain to the block and drivetrain. Powerhouse Products is your 1 stop source for automotive specialty