C3-C4 Used L83 Crossfire Injection Engine Assembly 1982 or 1984

This L83 Crossfire Injection Engine Assembly includes the following parts:

• Long Block with Oil Pan
• Intake with Injectors
• Throttle Bodies
• Exhaust Manifolds
• Alternator
• Starter
• Power Steering Pump&Bracket
• Water Pump
• A/C Compressor&Bracket
• All Pulleys
• Air Cleaner Assembly
• Engine Computer
• Engine Harness

Corvette L83 Information

The L83 was the only 1982 Corvette engine which produced 200 bhp and 285 lb-ft of torque from 9:1 compression. The L83 was also the only engine available in the 1984 Corvette, at 205 bhp and 290 lb-ft of torque. The L83 added Cross-Fire fuel injection (twin throttle-body fuel injection). The TBIs found on the L83 were 48mm Rochester units which had a combined 750 cfm maximum flow rate. The L83 had a high-performance camshaft which had a lobe lift of .269 inches (intake)/.276 inches (exhaust), a valve lift of .403 (intake)/.415 (exhaust), a duration of 202 degrees (intake)/206 degrees (exhaust), and a lobe displacement angle of 115 degrees. The L83 also had performance oriented cast iron heads with a chamber volume of 76cc, an intake valve size of 1.94 inches, an exhaust valve size of 1.50 inches, and an intake port volume of 158cc. The 5.7 liter V8 engine block had a 2-bolt main.