Bulletin ACC08-027 - 480 Horsepower ZZ427 Big Block Engine Launch


DESCRIPTION:

GM Performance Parts is pleased to announce the launch of the ZZ427 Big Block crate engine.
This new complete performance engine is rated at 480 horsepower and 490 lb/ft of torque.
Like its light weight all-aluminum Anniversary Edition 427 brother, this 427 comes loaded with premium, race-ready parts like: an SFI-spec harmonic balancer, forged 4340 crankshaft, forged connecting rods, forged dome pistons, high-rpm lifters, high-rpm beehive style performance valve springs, and billet aluminum HEI distributor.


EFFECTIVE DATE:

Production began mid-July, and engines will start shipping to Dealers the first week in August.


GENERAL INFORMATION:

Crate Engine P/N 19166393
Dealer Price - $9,600

Supported by GM Performance Parts standard limited warranty of 24 months/50,000 miles (see warranty card, item number PT-WA-0036-08)
Refer to Pages 128-129 in the 2008 GM Performance Parts Catalog for more details


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