Pro Main Studs ARP main studs are manufactured from 8740 Chromoly steel, heat-treated in-house to 200,000 psi Tensile strength, and precision J-form threads rolled after heat-treat to create a fastener that has threads 1000% stronger than others. All...

OE PCV Valve This is a factory replacement, quality PCV valve. Contact our Tech Support Line for further information at 928-575-2174. Note: Images are for illustration purposes only. Images may not represent the product listed. Please...

Head Gasket Set LC Engineering has several performance head gasket sets available for you, depending on the application. Contact our Tech Support Line for further information at 928-575-2174. Note: Images are for illustration purposes...

Manifold Adapter Gasket (Holley Adapter To 20R) Gaskets seal and mate surfaces between various components to keep oil, coolant, air, and fuel in their respective places. Over time gaskets become brittle and break. Replace a leaky or corroded gasket...

Teflon Base Gasket Teflon heat isolators keep the power-robbing heat away from the intake air. This is the ultimate for improving mileage and performance for the price. Contact our Tech Support Line for further information at 928-575-2174...

Sidedraft Manifold w/ Linkage (48mm & Larger Carbs) If you are running 48mm or larger sidedrafts then this is the manifold you need. The two-piece design allows the carburetors to be spread apart from each other so you don't get any linkage...

Labor for Drilling & Tapping For Nitrous (22R Sidedraft Manifold) LC Engineering offers a variety of services for all of our valued customers. Each department specializing in its own product line. Whether it's our full CNC machining department, our...

Teflon Heat Isolation Gasket (Throttle Body) Teflon Heat Isolator Kits keep the power-robbing heat away from the intake air. This is the ultimate for improving mileage and performance for the price. Installs between the throttle body and intake...

Holley 350 / 500 to 20R Manifold Adapter Kit We manufacture these billet aluminum carb adapters in house, to our specs, and only use the finest materials in our adapters to assure the quality you would expect from LC Engineering. These are CNC machined...

Weber 32/36 Jet Kit (High Elevation / Fuel Economy) This kit is used to lean the air/fuel mixture. A properly jetted carburetor that worked well a couple of years ago, may have lost some of its performance due to today's leaner fuels. Some symptoms of...

Idle Cut-off Solenoid This solenoid threads into the Electric Choke version of the Weber 32/36 carburetor and closes off the flow of fuel in the idle circuit when the ignition is cut. Contact our Tech Support Line for further information at...

Mechanical Fuel Pump The fuel pump is a very important part of your vehicle. If you do not have the proper fuel pressure or volume you can starve the engine and cause major engine damage. The best way to cure this problem is to replace that worn-out...