Precision Works Oil Gallery Plug Fits LS1 LS2 LS3 J-Series Headers Triple pass coolant design

Triple pass coolant design

PLM S2000 turbo manifold is the best value on the market today

Made out of lightweight 6061-T6 billet aluminum

Precision Works Chevy Fuel Valve & Viton O-Ring Rail Relief Plug

PLM front pipe and down pipe are hands down the best value

Precision Works Oil Gallery Plug Fits LS1 LS2 LS3 J-Series Headers Triple pass coolant designPrecision Works Engine Block Front Oil Gallery Plug Unlike the factory plug, this Billet Front Oil Galley Plug uses a High Temperature Viton O ring to create the seal and is reusable. It is also easy to remove and install, unlike the factory plug. Use the threaded hole and 20 bolt to pull it out. This billet plug is great for the racers that tear their engines down for inspections or if you just want the best in your engine. Applications: Gen III & IV