Engine & Exhaust

Allstar Oil Restrictors Dart/ Chevy SHP 1pr .090 Hole ALL90072 Oil restrictors for use in Dart SB Chevy SHP blocks are specifically designed for the priority main oil system to reduce the amount of oil flow to the top of the engine, reducing the risk of...

Allstar Oil Restrictors Bowtie Block Chevy 1pr ALL90071 Oil restrictors reduce the amount of oil flow to the top of the engine, reducing the risk of evacuating the oil pan in continuous high rpm engines while allowing more oil to be directed to the main...

Allstar Oil Restrictors Standard Block Chevy 1pr ALL90070 Oil restrictors reduce the amount of oil flow to the top of the engine, reducing the risk of evacuating the oil pan in continuous high rpm engines while allowing more oil to be directed to the...

Allstar Lifter Valley Vents SBC 1/4in NPT 8pk ALL90065 Lifter valley vents positively vent the crankcase and eliminate oil drain-through and windage losses. When used with valley screens, vents prevent damage from broken valvetrain components. Vents have...

Allstar Cam Lock Plate and Bolts Chevy ALL90060 Kit includes camshaft retaining plate with locking tabs and three alloy steel, 150,000 PSI bolts. Fits all small and big block Chevys. Alternate Description CAM LOCK PLATE AND BOLTS CHEVY Part...

Allstar Cam Button Roller BBC ALL90055 Buttons limit lateral movement of the camshaft in engines without cam thrust plates and reduce friction for free horsepower. Machining of the cam sprocket may be required. 0.945 in Long Alternate Description ...

Allstar Cam Button Roller SBC ALL90054 Buttons limit lateral movement of the camshaft in engines without cam thrust plates and reduce friction for free horsepower. Machining of the cam sprocket may be required. 0.810 in Long Alternate Description ...

Allstar Cam Button Alum BBC ALL90053 Buttons limit lateral movement of the camshaft in engines without cam thrust plates and reduce friction for free horsepower. Machining of the cam sprocket may be required. 0.945 in Long Alternate Description ...

Allstar Cam Button Alum SBC w/ Late Indented Cover ALL90052 Buttons limit lateral movement of the camshaft in engines without cam thrust plates and reduce friction for free horsepower. Machining of the cam sprocket may be required. 0.810 in Long ...

Allstar Cam Button Alum SBC w/ Early Flat Cover ALL90050 Buttons limit lateral movement of the camshaft in engines without cam thrust plates and reduce friction for free horsepower. Machining of the cam sprocket may be required. 0.591 in Long ...

Allstar In-Line Oil Tee -16 ALL90042 Install in the oil return line (pump-to-tank) to adapt a probe for an oil temperature gauge. All inline tees have 1/2"NPT threads for probe fittings and 1/4" holes for mounting. Alternate Description IN-LINE...

Allstar In-Line Oil Tee -12 ALL90041 Install in the oil return line (pump-to-tank) to adapt a probe for an oil temperature gauge. All inline tees have 1/2"NPT threads for probe fittings and 1/4" holes for mounting. Alternate Description IN-LINE...