Throttle Body Gasket Throttle body gaskets can be a source of more issues then they are often given credit for. Anytime you remove your throttle body it is best to replace the gasket because tiny imperfections you may not see can cause vacuum leaks...

Throttle Body Gasket Throttle body gaskets can be a source of hard-to-find vacuum leaks if the throttle body is removed or disrupted. Any time you remove your throttle body, you should replace the gasket while you're at it. This is a stock replacement...

Fuel Injector Cups & O-Rings Fuel Injector Cups and O Rings for OEM Toyota 3VZ 3.0 liter fuel injectors. Located on the intake manifold for the injectors to sit in. Age and heat will take its toll on these plastic parts. Not an easy spot to get to,...

Distributor Shaft O-Ring O-ring that seals the distributor shaft to the cylinder head. Keeps oil from leaking out and debris from getting in and contaminating the oil system. Contact our Tech Support Line for further information at 928-575-2174...

MLS Head Gasket (Custom Thickness / Bore) The cylinder head gasket is arguably the most critical seal in an automotive engine. Since the release of the internal combustion engine, gasket designers have specified many materials to meet this critical...

MLS Head Gasket Set (Up to +.040" Overbore) The cylinder head gasket is arguably the most crucial seal in an automotive engine. Since the release of the internal combustion engine, gasket designers have specified many materials to meet this critical...

Teflon Heat Isolation Gasket (Intake) Teflon Heat Isolator kits keep the power-robbing heat away from the intake air. By keeping the heat out of the intake manifold, the incoming air is cooler, therefore making more power. This is the ultimate for...

Seal Saver (Rear of Crankshaft) Do you have a pesky oil leak coming from the rear main seal? Don't just keep swapping out rear main seals. LC Engineering carries this seal saver that slides right over the rear hub of the crank and rides between the...

Seal Saver (Front of Crankshaft) Do you have a pesky oil leak coming from the harmonic balancer? Don't just keep swapping out front seals. LC Engineering carries this seal saver that slides right over the snout of the crankshaft and rides between the...

Complete Gasket Set These gasket kits come with the crucial gaskets needed in your next rebuild. Kit Includes: Head gaskets Valve cover gasket w Valve Seals Rear seal gaskets Timing cover gaskets Front seal Intake gasket Exhaust gasket Oil pan...

Rear Main Seal OEM replacement rear main seal. This will install on the big end of the crankshaft. If there is a large groove on the crank seal surface be sure to get our seal saver for trouble-free installation. For the Seal Saver, see Part #:...

MLS Head Gasket & Stud Kit (Up to +.040 Over) Everyone is aware of the head gasket problems that have plagued the 3VZ from the beginning. This kit is designed to cover all bases, gaskets, and studs all you have to provide is an RA8 machine finish...