Stick a set of ported Vortec heads on it and make 350 horsepower on factory Chevy parts. Want more power but don’t want to stray from the factory reliability? Chevy built it for nearly 50 years, and they ironed out all the little kinks with the small-block a long time ago. Even weird things like 350cid rotating assembly inside of a 400cid block have been heavily documented by hundreds of people.īesides the aftermarket, the small-block Chevy is pretty bullet proof in near stock form. You can build it however you want, and on any budget.Ĭhances are that someone has already done a build in your budget range, and heavily documented it so it’s easier for you to make your decision.
It comes with one of the most modified engines in the world, the small-block Chevy. This is probably the best thing about any Chevy muscle car. Once all the emissions equipment is deleted (illegal), it can make as much as 280 horsepower for the 350cid engine.Ĭheck out: Heres What Makes the Chevy LS So Good The IROC Z is choked up mostly by emissions equipment that kills power output. The 350cid made 245 horsepower, which is still very lacking by today’s standards, but very respectable for the time period. The 305cid only made a measly 210 horsepower or 230 horsepower with the optional G92 performance package.
The IROC Z came equipped with either a 305cid or 350cid engine depending on the model. Here are seven good reasons to get your hands on one today.Īdditional IROC Z28 info 7. In 1988 Chevy dropped the Z28 and replaced it with the Camaro IROC Z28. Many performance editions of the Camaro have come about over the years SS, Yenko, Copo, Z28, and a few others. The Chevrolet Camaro was born shortly after the initial success of the Ford Mustang and has been one of the leaders of high performance-low cost cars.
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