Cooling

Allstar Block Adapter Kit BBC 12AN ALL31151 Adapters mount in place of standard mechanical water pumps when using inline or remote electric water pumps. Ford pump adapters require water pump back...

Allstar Block Adapter Kit SBC 12AN ALL31150 Adapters mount in place of standard mechanical water pumps when using inline or remote electric water pumps. Ford pump adapters require water pump back...

Allstar 1:1 Crank Pulley ALL31084 Double groove aluminum pulley kits include belts, crank pulley and water pump pulley with a 5/8" diameter hole. Components also sold separately. Alternate

Allstar SBC Water Pump Spacer Kit .500in ALL31073 Kits provide additional clearance needed for belt or gear drive timing systems. Gaskets are included. Alternate Description

Allstar SBC Water Pump Spacer Kit .375in ALL31072 Kits provide additional clearance needed for belt or gear drive timing systems. Gaskets are included. Alternate Description

Allstar SBC Water Pump Spacer Kit .250in ALL31071 Kits provide additional clearance needed for belt or gear drive timing systems. Gaskets are included. Alternate Description

Allstar SBC Water Pump Spacer Kit .125in ALL31070 Kits provide additional clearance needed for belt or gear drive timing systems. Gaskets are included. Alternate Description

Allstar Mandrel End Bolt 1/2-13x4in ALL31038 Kit prevents mandrel bolt breakage and is made specifically for use with Allstar ALL31030 crank pulley. Mandrel is attached to the crankshaft pulley with...

Allstar Mandrel Bolt 3pk 5/16-18x1in ALL31037 Kit prevents mandrel bolt breakage and is made specifically for use with Allstar ALL31030 crank pulley. Mandrel is attached to the crankshaft pulley...

Allstar Mandrel Key 1/8in ALL31036 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...

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.

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.