Engine & Exhaust

Allstar Electric Exhaust Cut-Out 2-1/2 IN ALL34231 Eliminate the need to manually uncap the exhaust. 12V Electric cut out bolts to a standard 3-bolt collector flange and uses a powerful geared motor...

Allstar LS Motor Mounts Pair ALL38085 Steel mounts allow a CT525 crate or other LS series engine to fit in most circle track cars. Slots are 1" wide and can be used in standard or 1" setback...

Allstar Oil Filter Adapter SBF ALL92003 Fits Most SB Ford 302-351W Engines. Adapter threads into block with 1-1/16"-12 threads and has 3/4"-16 threads to accept oil filter. Alternate Descript

Allstar Oil Filter Adapter SBC/GenIV BBC ALL92000 1968-96 SB Chevy Including LT1 and 1968-90 Gen IV BB Chevy Engines. Aluminum adapter with bypass valve bolts to block and has 13/16"-16 threads to...

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...

Allstar Valve Seals 5/16 PTFE .531 Guide ALL90244 Seals have spring loaded wipers for maximum oil control. Machining is required for most installations. Set of 16. Alternate Description

Allstar Valve Seals 3/8 PTFE .531 Guide ALL90242 Seals have spring loaded wipers for maximum oil control. Machining is required for most installations. Set of 16. Alternate Description

Allstar Valve Seals 11/32 PTFE .500 Guide ALL90241 Seals have spring loaded wipers for maximum oil control. Machining is required for most installations. Set of 16. Alternate Description

Allstar Valve Seals 11/32 PTFE .531 Guide ALL90240 Seals have spring loaded wipers for maximum oil control. Machining is required for most installations. Set of 16. Valve Spring Compressor tool

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...

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.

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...