Engine & Exhaust

Allstar Valve Cover Hold Down Nuts 1/4in-28 Thread 4pk ALL26322Valve Cover Fastener, Nuts, 1/4-28 in Thread, 1/4 in Socket Drive, Steel, Chrome, Set of 4 Alternate Description VALVE COVER HOLD DOWN NUTS 1/4IN-28 THREAD 4PK Part Number ...

Allstar Valve Cover Hold Down Nuts 1/4in-20 Thread 4pk ALL26320Valve Cover Fastener, Nuts, 1/4-20 in Thread, 1/4 in Socket Drive, Steel, Chrome, Set of 4 Alternate Description VALVE COVER HOLD DOWN NUTS 1/4IN-20 THREAD 4PK Part Number ...

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 Description OIL FILTER ADAPTER SBF Part Number ALL92003 ...

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 accept oil filter. Product Info   Alternate...

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 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 VALVE SEALS 5/16 PTFE .531 GUIDE Part Number ALL90244...

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 VALVE SEALS 3/8 PTFE .531 GUIDE Part Number ALL90242 ...

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 VALVE SEALS 11/32 PTFE .500 GUIDE Part Number ...

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 Alternate Description VALVE SEALS 11/32 PTFE .531...

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...