Engine & Exhaust

Allstar Transmission Breather Kit ALL36147 Breather kit provides a remote location for adding a larger breather to many popular manual transmissions. Kit relocates the breather exit location and...

Allstar Breather Cover ALL26232 Water-repellent cover fits 3" diameter breathers commonly found on valve covers, breather tanks and helmet systems. Cover with drawstring fits both shielded and...

Allstar V/C Breather Filter w/ Shield ALL26228 Mesh filters add another layer of protection against dirt, dust and debris. Fits 3" diameter breathers typically used on valve covers, breather tanks...

Allstar V/C Breather Filter w/o Shield ALL26227 Mesh filters add another layer of protection against dirt, dust and debris. Fits 3" diameter breathers typically used on valve covers, breather tanks...

Allstar Oil Filter Element ALL92043 Oil Filter Element, Paper Element, Allstar In-Line Oil Filters, Each Note: Not recommended for dirt racing applications, the high flow capacity of this filter will...

Allstar Inline Oil Filter -12AN ALL92041 Aluminum in-line oil filter includes a specially made hi-flow WIX brand filter element that has a 47-micron rating capable of flowing 30GPM. Filter features a...

Allstar Inline Oil Filter -16AN ALL92040 Aluminum in-line oil filter includes a specially made hi-flow WIX brand filter element that has a 47-micron rating capable of flowing 30GPM. Filter features a...

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 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...