The GM Performance 427ci V8 is one of 427 examples produced to commemorate the RPO ZL1 engine that was available in 1969 and features an aluminum block. Factory-rated output was 430 horsepower and 444 lb-ft of torque. It was installed in 2011, and the exhaust manifolds were extrude honed and coated by Kennemetal.
A GM Performance Certificate of Authenticity lists engine specifications and production information. The removed valve covers are also included in the sale.
Power is sent to the rear wheels through a four-speed manual transmission, a 3.73 Positraction rear end is equipped.
Instrumentation includes a 140-mph speedometer, a tachometer, and an analog clock.
The five-digit odometer shows 2,000 miles, which represent the miles traveled since the refurbishment.
