How Much Horsepower Can A Chevy 302 Make?

How Much Horsepower Can A Chevy 302 Make?. The 327 corvette with identical cam and heads was rated at 360 hp. By upgrading just the cylinder heads, headers and rockers, the ford 302 can put out as much as 402 horsepower.

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Best of all, it uses. Bigger bore is better, but the power is in the heads. I would think the 302 would be capable of making a little more hp per cube as it has proportionaly larger valves per cube.

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The 327's 3.25 stroke coupled with it's 4 bore make it a good compromise right between the screaming 302 and the torquey 350. Hate to be the odd man out here.

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By upgrading just the cylinder heads, headers and rockers, the ford 302 can put out as much as 402 horsepower. Later models of the chevy 305 stock engines can generate up to 200 horsepower.

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Hate to be the odd man out here. They were manufactured with larger intake and exhaust port volumes and valves for the period, and engines equipped with them had output.

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Though, in the late 70s, camaros and novas only saw 145 horsepower out of the 305. Tipping the scales at 589 pounds, the whipple forces an additional 22 psi though the manifold to make an outstanding 1,079 horsepower, pushing the ratio up to an impressive 1.829 horsepower per pound.

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Bolting on a set of 2.02 327 heads completed the combination. The intake duration is 229 degrees fahrenheit.

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Hate to be the odd man out here. That's 1.1009 hp per cubic inch.

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So, a stock 250hp 350 would make 253.5 hp with a +0.030 bore. At the time in order to compete in trans am racing, a car’s engine had to be 305 cubic inches or less.

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The compression ratio drops from 9.6:1 with the 58cc chambers to 8.9:1—a loss of almost 0.75:1. Tipping the scales at 589 pounds, the whipple forces an additional 22 psi though the manifold to make an outstanding 1,079 horsepower, pushing the ratio up to an impressive 1.829 horsepower per pound.

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That adds 6 ccs, which doesn’t sound like much, but it has a big effect. In a 67 camaro, a mild 327 will work out well.

The Engine Is A 302Ci V8 As Per Trans Am Rules.

The 327's 3.25 stroke coupled with it's 4 bore make it a good compromise right between the screaming 302 and the torquey 350. In fact the piston was the only new part chevy had to make to produce the engine, everything else was on the shelf. Later models of the chevy 305 stock engines can generate up to 200 horsepower.

The 327 Corvette With Identical Cam And Heads Was Rated At 360 Hp.

So, a stock 250hp 350 would make 253.5 hp with a +0.030 bore. The ford mustang boss 429 is considered by many to be the ultimate muscle car of the classic era, not just because of its engine output, but also its brakes and handling, was sold to the public as producing 375 hp at 5200 rpm while in fact the 429 produced closer to 420 hp at 5600 rpm. Before you scoff, that's better than 1.

From 1976 To 1980, The 305 Came In The Form Of The Lg3 Engine.

And if the bore is done poorly you could lose hp. A 283 bore is too small for the 2.02 valve from what i was told. With a weight of 475 pounds, this puts our hybrid platform at 1.43 horsepower per pound.

Bigger Bore Is Better, But The Power Is In The Heads.

That adds 6 ccs, which doesn’t sound like much, but it has a big effect. What is the true hp, and torque figures of a stock 302 chevy, and how much horsepower does a crossram setup add. At the time in order to compete in trans am racing, a car’s engine had to be 305 cubic inches or less.

In A 67 Camaro, A Mild 327 Will Work Out Well.

I would think the 302 would be capable of making a little more hp per cube as it has proportionaly larger valves per cube. A stock chevy 305, such as the lg4’84 camaro, can generate a net of 145 horsepower under normal conditions. They were manufactured with larger intake and exhaust port volumes and valves for the period, and engines equipped with them had output.