Engine & Exhaust

Allstar Performance Spark Plug Socket Tight Clearance ALL96514 Unique short profile socket for popular 5/8" hex spark plugs features a cut away side window and pass through design allowing the socket to be wrapped around and seated further down onto the...

Allstar Performance Fogging Oil Foggit ALL78221 Spray lubricant is designed to spray directly into the intake manifold and spark plug holes to coat and lubricate cylinders, valves and valve seats helping prevent corrosion and cylinder scuffing at...

Allstar LS Electric Water Pump Black ALL31122 Fits LS Gen III/IV Black Anodized Finish Machined from 6061 T6 Billet Aluminum High flow electric motor perfect for race applications F-Body inlet/outlet location Pair with our ALLSTAR inline thermostat...

Allstar Immersion Heater 7.5in ALL76416 Immersion style heater preheats oil in wet sump oil pan or dry sump tanks to reduce overall warm up time and improve lubrication during initial start up. 5/8" diameter stainless Steel sleeve inserts into pan or...

Allstar Breather Sock ALL36208 The breather sock fits over standard 3" diameter, 2-1/2" tall valve cover breathers to help catch residual oil discharged from the engine through valve cover breathers. A practical alternative to wrapping dirty shop rags...

Allstar Carb Hold Down Nuts 5/16" 18 Thread 4pk ALL26324 Nut, 5/16" 18 Thread, 1/4 in Square Ratchet Drive, Steel, Natural, Carburetor Hold Down, Each Alternate Description CARB HOLD DOWN NUTS 5/16" 18 THREAD 4PK Part...

Allstar Oil Filter Adapter Round 97-2017 GM LS Series ALL92006 1998-2009 LS Series Engines. Round body with internal hex adapter threads into oil pan with 20mm x 1.50 thread and has 13/16"-16 thread to accept oil filter (PH3506). Product Info   ...

Allstar Oil Filter Adapter Hex 97-2017 GM LS Series ALL92005 2006-2019 LS Series Engines. Hex body adapter threads into oil pan with 20mm x 1.50 thread and has 22mm x 1.50 thread to accept oil filter (PH10575). Product Info   Alternate...

Allstar SBC Remote Filter ALL92025 Aluminum adapter installs in place of the OE style oil filter adapter, providing 1/2" NPT inlet and outlet ports for connecting to an external oil filter mount. Adapter is commonly used when header clearance does not...

Allstar Filter Mount W/O Bypass ALL92020 Billet aluminum adapter replaces the stock cast aluminum adapter and eliminates the bypass found in OE adapters. Adapter fits most 1968-96 SB Chevy and 1968-90 Gen IV BB Chevy engines, has 13/16-16 threads for...

Allstar LS3 Billet Valley Cover ALL90107 Billet aluminum covers come complete with stainless hardware and o-ring. Black anodized. Product Info Alternate Description LS3 BILLET VALLEY COVER WITH FASTENERS Part Number ALL90107 Vendor...

Allstar LS1 Billet Valley Cover ALL90106 Billet aluminum covers come complete with stainless hardware and o-ring. Black anodized. Product Info Alternate Description LS1 BILLET VALLEY COVER WITH FASTENERS Part Number ALL90106 Vendor...