Exhaust Valve (Black Nitride w/ Anti Friction Coating / 30.5mm - 1mm Over) These valves are 1MM larger than stock, great for ported heads that need more flow through the valves. These Black Nitride valves are lighter than the stock steel valves and...

Viton Valve Seals Viton Valve Seals are the latest in valve seal material, surpassing Teflon! Heat resistant to 440 degrees, they eliminate oil consumption through the valve guide and provide smoother engine idling by stopping manifold air and oil...

Viton Valve Seals Viton Valve Seals are the latest in valve seal material, surpassing Teflon! Heat resistant to 440 degrees, they eliminate oil consumption through the valve guide and provide smoother engine idling by stopping manifold air and oil...

Pro HD Dual Valve Springs (High RPM / High Boost) If you're building a 2.4L 2RZ-FE or a 2.7L 3RZ-FE these Pro Dual Valve Springs are a "must-have" upgrade when running bigger lift cams and higher RPM's. With 100lbs of seat pressure at a 1.400" install...

MLS Head Gasket Set (Stock Replacement) MLS gaskets remain the automotive industry's preferred method of sealing between the cylinder head and engine block, as yet unmatched by any other sealing system. Today an estimated 80 percent of new engines are...

Pro Head Studs The ARP Cylinder Head Stud Set is a must for engines with increased cylinder pressure from high compression, nitrous oxide, turbocharged and supercharged applications. Made from 8740 Chromoly Steel, these studs test out at over 190,000...

Billet Oil Cap (Cog Style) Give your engine a little "zing" under the hood with this all-new Billet Aluminum Oil Cap. Our unique caps are made from quality 6061 T-6 aluminum billets, CNC machined with a brushed finish. NOTE: It will come with a new...

Thermostat (180 Degree) Reduced engine temperatures add life to your engine and provide a denser air/fuel mixture which helps produce more horsepower. Consistent control of engine temperature allows an engine to operate at its peak efficiency, no...

Chevy Transmission Adapter Plate Kit LC Engineering's custom transmission adapter kit is designed to mate a Toyota 2RZ/3RZ Tacoma engine to any GM Turbo-Hydromatic (350 or 400), 700R or Powerglide transmission bell housing. Perfect for the racer that...

Chevy Transmission Adapter Plate Kit This CNC-machined adapter kit is designed to mate a Toyota 1GR (4.0 Tacoma V6) engine to any Turbo Hydromatic GM transmission, Powerglide transmission bell housing. Perfect for the racer that wants the easy-to-find...

Flex Coupler (2 1/2" x 6") To reduce the stress on your exhaust system, we have these flex couplers to weld or clamp onto your pipe. Under acceleration, your engine has a tendency to torque to one side. A flex coupler will allow the engine to torque...

Street Piston Ring Set (94.25mm / +.030") LC Engineering's street rings are custom packaged by Hastings to our requirements. Hastings piston rings are built with cast iron, chrome-plated, barrel faced top compression rings. They have conventional cast...