1981

Holley Fuel Pressure Regulator (1-4lbs) The regulator's job is to keep the pressure in the fuel system at a constant psi (Weber carbs work best in the 2.5-3psi range). Your fuel pressure regulator controls the amount and speed at which fuel is used by...

OEM Head Bolts If you ever remove your cylinder head, you should always replace the head bolts to prolong the service life of your engine. Cylinder head bolts go through a lot of stress, even in stock engines, and retorquing used bolts can sometimes...

Speedometer Extension Cable When installing a dual adapter, the position of the speedo output moves back about 6.5" from stock. We recommend using a speedo extension when connecting mechanical speedometer cables to a dual adapter. This product should...

Sidedraft Carburetor Velocity Stacks (Air Horns / Shorty) Velocity Stacks or "Air Horns" allow smooth and even entry of air at high velocities into the intake tract, and replaces the ducting from the air-box (on EFI applications) providing a cleaner...

Throttle Body Air Horn Kit Designed to improve the air flow capabilities of a Sidedraft Throttle Body, these air horns are manufactured & machined in-house for the maximum accuracy and quality. The full radius design is accepted by the performance...

Water Pump When rebuilding your engine or replacing the timing chain, it is always a good idea to include a new water pump. We have the highest quality Toyota water pumps in stock all of which are new OEM quality Japanese-manufactured (Nissan or...

Billet Wire Loom (11mm Livewire Separators) Not only does this setup look great, but the LC Engineering billet plug wire loom allows you to route your wires away from exhaust heat without worrying about them coming loose. The LC Engineering Billet Plug...

Carburetor Jet Kit (High Elevation / Fuel Economy) This kit is used to lean the air/fuel mixture for economy / high elevation tuning. A properly jetted carburetor, that worked well a couple of years ago, may have lost some of its performance due to...

Performance Jet Kit This kit is used to make the air/fuel mixture richer. 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 a lean fuel condition...

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

1" Phenolic Spacer Made by LC Engineering, these adapters and spacers are made from the finest materials available. Keep power-robbing heat away from your carb with these 1" thick Phenolic Spacers. Contact our Tech Support Line for further...

Connecting Rod Bolt Set (H-Beam Rod) To eliminate the chance of rod failure when building your motor we highly recommend replacing your rod bolts. At continuous high rpm, the stock bolts will stretch, and rod bearing or rod failure occurs. These Pro...