Are Chevy 193 heads any good?

Are Chevy 193 heads any good?

193 is typical of most TBI ’87’95 iron heads, with half the intake valve-bowl approach blocked off—not good for serious performance. One exception is the ’87’91 Camaro TPI 350 No. 083 head that had full “open” intake runners. With any decent cam, most castings in this series of heads will give up at 3,500-4,000 rpm.

What heads should I put on my 350?

The more cubic inches the engine has, the more airflow the heads have to deliver. A head with 180 or 185cc intake runners will work well on a typical 350 Chevy street engine that makes 400 to 450 horsepower.

Are TBI heads any good?

TBI heads are often talked down by people who are too lazy and/or ignorant to learn otherwise, don’t let it fool you though, they’re a very good stock casting. They outflow most production casting SBC heads on the exuast side, and they don’t lag too far behind on the intake side.

How much horsepower can you get out of a TBI 350?

Registered. Vortec 350s can produce 300 hp with intake / exhaust mods. You will spend more $ getting a TBI motor to make 300hp.

What years did Chevy use TBI?

For trucks the first year was 1987. If you want to get technical the 1982 and 1984 Corvette had a version of TBI called Cross-fire injection on a 350.

What is a TBI 350?

JEGS Performance Products 1987-1995 Chevy Truck TBI 350ci/5.7L Crate Engine. This engine was designed as a direct replacement for 1987-1995 Chevy & GMC pickups, SUV’s, and van applications. These vehicles featured a 350 ci, 5.7 Small Block Chevy with TBI (throttle body injected) EFI system, and swirl port heads.

Can cylinder heads be too big?

“Super-sizing” may be a bit of an exaggeration, but cylinder head buyers have been known to opt for valves that are too large. That can result in cylinder heads that don’t fit an engine’s performance needs—or the actual engine itself!

What is the biggest cam for stock 350 TBI?

COMP Cams CL12-600-4 is the biggest cam for stock 350 and plays its role as the topper since 1976. This Chevy cam increases horsepower along with torque performance.

Can you convert a TBI to a Vortec?

“Can I swap a Vortec motor in place of my TBI motor and does it just bolt in place?” Yes, you can swap a Vortec motor in place of a TBI motor, but no, it doesn’t bolt in place.