Genuine GM Performance 19166393 Engine for Big Block Chevy

$11,424.50 (as of October 16, 2018, 10:36 pm)

Chevy big-block V-8 ZZ427/480
480 horsepower
490 torque


This engine is not designed, nor intended to be used in any marine applications. Designed for pre-1976 street vehicles or any off-road vehicle. Engines installed in vehicles registered and normally operated outside of the United States carry no warranty. Clutch linkage bosses are drilled and tapped, plus includes a provision for a mechanical fuel pump. Chevrolet Performance has recreated the classic L88 Big-Block combination in the ZZ427/480 crate engine. Rated at 480 horsepower, it features an iron block, forged steel crankshaft and high-flow aluminum cylinder heads. An upgraded hydraulic roller camshaft improves drivability and PRM range while lower 10.1:1 compression means you can enjoy the power on pump gas too. The ZZ427 comes complete with high-flow oval port heads, a high-lift camshaft, an aluminum intake manifold, 770 cfm Holley carburetor, an HEI distributor, aluminum water pump, balancer, spark plug wires and a 14 inch flex plate. If you’re looking for a modern version of the classic L88, the Chevrolet performance ZZ427/430 Crate engine is the answer. Features include: 4.250 inch bore with 3.750 inch stroke, Cast iron block with 4-bolt main caps, Forged steel crankshaft, Forged steel connecting rods, forged aluminum pistons, hydraulic roller camshaft, valve lift .527 inch intake/.544 inch exhaust, duration (.050 inch) 224 intake/ 234 exhaust, aluminum oval port heads with 110 cubic capacity chambers, 2.190 inch intake/1.880 inch exhaust valves, 10.1:1 compression ratio, Aluminum 1.7:1 ratio roller rocker arms, HEI distributor, 770 cfm carburetor, aluminum short water pump, ignition timing base 10 degrees BTDC, 36 degrees total, and 6,400 maximum recommended rpm.
Chevy big-block V-8 ZZ427/480
480 horsepower
490 torque
Automatic transmission
427 cubic inches

Additional information





Manufacturer Parts Warranty Description



Part Number

Product Group




There are no reviews yet.

Be the first to review “Genuine GM Performance 19166393 Engine for Big Block Chevy”

Your email address will not be published. Required fields are marked *


Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on at the time of purchase will apply to the purchase of this product.