Valve Cover Hardware Kit Valve cover hardware kit includes (4) studs and (4) chrome acorn nuts, for the 20R/22R/RE (all years). We also use the studs in this kit for mounting 1" spacers to adapters, nuts are not used. This product should not be used...

T3 Inlet Turbo Flange (4-Bolt) This flange is constructed of 1/2" steel and has threaded holes for easy installation of your turbo. It is designed for any turbo that uses a T3 style inlet flange. Don't see what you need? Just call our Technical Dept...

Garret T3 Exhaust Discharge Flange (5 Bolt) All of LC Engineering's flanges are laser cut then finished machined on the CNC to ensure exact tolerances and fit. This 5-bolt flange fits standard 5-bolt T3/T4 turbo exhaust housings, including the turbos...

Weld On Bung & Plug Kit (Thread-In Bosch Style) If you are installing an oxygen sensor in a system that didn't originally come with one, or if you are installing a stand-alone Wideband AFR gauge, you will need this kit. It comes with the bung (18mm...

Weld-On Oxygen Sensor Flange (2-Bolt Flange Style) This flange is made from 3/8" mild steel, then tapped for M8 x 1.25 studs weld on. For the 2 bolt style O2 sensor. NOT for thread-in O2 sensors. Contact our Tech Support Line for further...

Main Bearing Set Clevite 77 engine bearings have set the pace for engineering quality. Clevite 77 engine bearings are built above industry standards for strength and durability, even exceeding the highest standards set by heavy-duty engine...

OE Style Oil Filter This is a factory replacement oil filter. 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...

Street Performer Retainer Set (Single Spring) Our Street Performer retainers are an excellent OEM replacement that matches our street performer valve springs perfectly. If you have a mild street motor that doesn't need anything exotic in the...

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...