Engine & Exhaust

Allstar Guide Plates SBC Flat 8pk ALL90250 Guide plates are designed for 5/16" hardened pushrods and stabilize valvetrains using high lift camshafts and high pressure valve springs. Package of eight. Alternate Description GUIDE PLATES SBC FLAT 8PK...

Allstar Umbrella Valve Seals 11/32in 16pk ALL90235 High quality umbrella style seal moves with valve and deflects oil away from valve guide area. Seals have an O.D. of .750" to fit under most stock or larger diameter valve springs and a .580" I.D. to...

Allstar Rocker Arm Stud Kit SBC 8 pcs ALL90230 Grade 8, 3/8"-24 original equipment style studs require a 7/16"-14 tapped hole in the head. Studs have a 2.375" overall length. Package of eight. Alternate Description ROCKER ARM STUD KIT SBC 8 PCS ...

Allstar Rocker Arm Nut Kit BBC 7/16 16pcs ALL90208 Sets include 16 matched rocker arm nuts which are direct replacements for many stud girdles. BB Chevy 7/16" Rocker Arm Nut, 7/16-20 in Thread, 0.750 in Body Diameter, 2.530 / 2.050 in Long, Steel, Big...

Allstar Rocker Arm Nut Kit SBC 7/16 16pcs ALL90207 Rocker Arm Nut, 7/16-20 in Thread, 0.750 in Body Diameter, 2.050 in Long, Steel, Small Block Chevy, Set of 16 Alternate Description ROCKER ARM NUT KIT SBC 7/16 16PCS Part Number ALL90207 ...

Allstar Rocker Arm Nut Kit SBC 3/8 16pcs ALL90206 Rocker Arm Nut, 3/8-24 in Thread, 0.750 in Body Diameter, 2.050 in Long, Steel, Small Block Chevy, Set of 16 Alternate Description ROCKER ARM NUT KIT SBC 3/8 16PCS Part Number ALL90206 ...

Allstar Repl Cam Plate Seal ALL90089 Aluminum cam seal plate provides a reliable seal and tight fit. Alternate Description REPL CAM PLATE SEAL Part Number ALL90089 Vendor Part Number ALL90089 UPC Code 848238042535 Package...

Allstar Cam Seal Plate Silver 2.382 ALL90088 Aluminum cam seal plate provides a reliable seal and tight fit. Alternate Description CAM SEAL PLATE SILVER 2.382 Part Number ALL90088 Vendor Part Number ALL90088 UPC Code 848238042528...

Allstar Cam Seal Plate Blue 2.310 ALL90087 Aluminum cam seal plate provides a reliable seal and tight fit. Alternate Description CAM SEAL PLATE BLUE 2.310 Part Number ALL90087 Vendor Part Number ALL90087 UPC Code 848238042511 ...

Allstar Cam Seal Plate Gold 2.253 ALL90086 Aluminum cam seal plate provides a reliable seal and tight fit. Alternate Description CAM SEAL PLATE GOLD 2.253 Part Number ALL90086 Vendor Part Number ALL90086 UPC Code 848238042504 ...

Allstar Cam Seal Plate Black 2.103 ALL90085 Aluminum cam seal plate provides a reliable seal and tight fit. Alternate Description CAM SEAL PLATE BLACK 2.103 Part Number ALL90085 Vendor Part Number ALL90085 UPC Code 848238042498 ...

Allstar Oil Restrictors Dart / Chevy SHP 1 Pair .030 ALL90073 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...