- Engines & Components
- Cylinder Heads
- Chevrolet Performance Small Block Chevy Cast Iron Vortec Cylinder Heads
America's favorite high-performance cast iron small block cylinder heads offer big power and bigger value. Chevrolet Vortec Cylinder Heads' fast burn combustion chamber and high-velocity ports combine to produce big horsepower. Vortec Heads can be mildly ported for additional performance and milled up to .040'' for increased compression ratio. The Vortec Heads come with various intake and exhaust valve sizes to complement the high-velocity port design and your performance needs. Vortec Heads outflow Bow Tie Heads right out of the box and are a 20 to 40 horsepower bolt-on increase over earlier cast iron small block heads.
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Vortec Heads require a Vortec-style intake manifold due to an improved manifold mounting flange and gasket design and raised intake ports. Modifying the heads to accept early intake manifolds is not recommended. Vortec Cylinder Heads fit all 1955-Present small blocks except LT1/LT4 reverse coolant flow engines and current LS1-style engines.
JEGS Easy Kits are designed by JEGS professionals so you get all the parts you need.
Bow Tie Small Port Vortec Cylinder HeadsSmall Block Chevy
Chevrolet Performance Bow Tie Small Port Cast Iron Vortec Cylinder Head, 185cc Intake Ports
Chevrolet Performance SB Chevy Small Port Bow Tie Cast Iron Vortec Cylinder Head, 175cc Intake Ports
Chevrolet Performance SB Chevy Small Port Bow Tie Cast Iron Vortec Cylinder Head, 175cc Intake Ports
Cast Iron Vortec SBC Head
Chevrolet Performance SBC Cast Iron Vortec Cylinder Head 170cc Intake Ports
Vortec Top End Kit
What Are Chevrolet Performance Small Block Chevy Cast Iron Vortec Cylinder Heads Common Pros and Cons?
These Vortec cylinder heads offered by Chevrolet Performance offer 20 – 40 horsepower more than factory early-style small block Chevy cylinder heads. Although these heads are great for street use, they are not designed to be used in high rpm and high-horsepower applications due to the small intake ports.
Which Chevrolet Performance Small Block Chevy Cast Iron Vortec Cylinder Heads Are Best?
The best Chevrolet Performance SBC Vortec heads depends on the application. However, the most popular version of the Chevrolet Performance Vortec heads is the bare casting, allowing you to assemble the heads with parts you choose. The next most popular Chevrolet Performance cast iron Vortec heads are the assembled 170cc intake port version. This is followed by the 185cc intake port Vortec heads.
How Much Do Chevrolet Performance Small Block Chevy Cast Iron Vortec Cylinder Heads Cost?
Bare cast iron 350 Vortec heads cost around $625 each, while fully assembled Chevrolet Performance Vortec cylinder heads can be had for just under $1,000 each.