Engine & Exhaust

Allstar Pulley Guide (Each) ALL31035 Hard-coated aluminum pulley guide helps retain drive belt. Guide is .085" thick with a 1.00" ID, 1/8" keyway slot, and a 2.500" OD. The same guide is found in ALL31031 Mandrel Kits. Sold each. Alternate...

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 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 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 LS Coil Mounting Bracket Black Steel Pair ALL26212 TIG welded valve covers with a thick billet rail available with or without coil mounts. Tall design to clear most aftermarket valvetrain. Fill cap (with O-ring seal), gaskets and bolts included...

Allstar Valve Covers LS Fab Aluminum w/ Coil Mount ALL26211 TIG welded valve covers with a thick billet rail available with or without coil mounts. Tall design to clear most aftermarket valvetrain. Fill cap (with O-ring seal), gaskets and bolts included...

Allstar Valve Covers LS Fab Aluminum w/o Coil Mount ALL26210 TIG welded valve covers with a thick billet rail available with or without coil mounts. Tall design to clear most aftermarket valvetrain. Fill cap (with O-ring seal), gaskets and bolts included...

Allstar Valve Covers BBC Fab Aluminum w/ Holes ALL26177 TIG welded valve covers with a thick billet rail are available with or without breather holes for custom modification such as vacuum pump fittings. Recessed bolt pockets and tall design to clear...

Allstar Valve Covers SBC Fab Alum Centerbolt ALL26172 TIG welded covers are lightweight with a thick rail for gasket support. Covers without tubes are perfect for custom modification and use on dry sump systems. 1-3/8" breathers sold separately. ...

Allstar Valve Covers SBC Fab Aluminum w/Tubes ALL26171 TIG welded covers are lightweight with a thick rail for gasket support. Covers without tubes are perfect for custom modification and use on dry sump systems. 1-3/8" breathers sold separately. ...

Allstar Valve Covers SBC Fab Aluminum w/o Tubes ALL26170 TIG welded covers are lightweight with a thick rail for gasket support. Covers without tubes are perfect for custom modification and use on dry sump systems. 1-3/8" breathers sold separately. ...

Allstar Valve Covers SBC Steel Black w/Tubes ALL26147 Steel small block Chevy valve covers are an excellent alternative to more expensive and heavier aluminum valve covers. Sold in pairs, one cover is solid without holes and one cover includes two fully...