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Allstar Stepped Washer For 31030 Pulley ALL31034 Kit prevents mandrel bolt breakage and is made specifically for use with Allstar ALL31030 crank pulley. Mandrel is attached to the crankshaft pulley with three bolts, while the vibration damper is retained...

Allstar End Washer ALL31033 Kit prevents mandrel bolt breakage and is made specifically for use with Allstar ALL31030 crank pulley. Mandrel is attached to the crankshaft pulley with three bolts, while the vibration damper is retained with the stock bolt...

Allstar Crank Pulley Mandrel ALL31032 Kit prevents mandrel bolt breakage and is made specifically for use with Allstar ALL31030 crank pulley. Mandrel is attached to the crankshaft pulley with three bolts, while the vibration damper is retained with the...

Allstar Crank Mandrel Kit ALL31031 Kit prevents mandrel bolt breakage and is made specifically for use with Allstar ALL31030 crank pulley. Mandrel is attached to the crankshaft pulley with three bolts, while the vibration damper is retained with the...

Allstar Crank Pulley 2 Groove 4.750in Dia ALL31030 Specifically for short or Corvette water pumps, pulleys work with power steering pump and pulley to provide a ratio within the GM specified RPM range. Race engine RPM differs greatly from street engines...

Allstar Mandrel Spacer 1.25in ALL31028 Aluminum spacers properly space and align pulleys when used with a 1/8" keyed mandrel. The same spacers are found in the ALL31031 Mandrel Kit. Sold each. Alternate Description MANDREL SPACER 1.25IN Part...

Allstar Mandrel Spacer 1.00in ALL31026 Aluminum spacers properly space and align pulleys when used with a 1/8" keyed mandrel. The same spacers are found in the ALL31031 Mandrel Kit. Sold each. Alternate Description MANDREL SPACER 1.00IN Part...

Allstar Mandrel Spacer .750in ALL31024 Aluminum spacers properly space and align pulleys when used with a 1/8" keyed mandrel. The same spacers are found in the ALL31031 Mandrel Kit. Sold each. Alternate Description MANDREL SPACER .750IN Part...

Allstar Mandrel Spacer .500in ALL31022 Aluminum spacers properly space and align pulleys when used with a 1/8" keyed mandrel. The same spacers are found in the ALL31031 Mandrel Kit. Sold each. Alternate Description MANDREL SPACER .500IN Part...

Allstar Mandrel Spacer .250in ALL31020 Aluminum spacers properly space and align pulleys when used with a 1/8" keyed mandrel. The same spacers are found in the ALL31031 Mandrel Kit. Sold each. Alternate Description MANDREL SPACER .250IN Part...

Allstar Billet Water Neck Spacer ALL30375 Billet aluminum spacer fits between intake manifold and water neck providing connection options for temperature senders or additional water lines. 1" tall spacer fits most Chevy V8, includes four 1/2" NPT ports...

Allstar Billet Water Neck 20AN Black ALL30373 Billet aluminum water necks fit most Chevy V8, accept most standard thermostats and swivel a full 360 degree to simplify connection of LH or RH radiator hoses to engine. Black anodized finish helps protect...