Can you put Vortec heads on a 305?

Get a set of 305 L30 Vortec heads. NO, they don’t flow as good as the 350 Vortecs but they flow better than most production 350 heads and they work GREAT on a 305. They don’t have the 350 Vortecs heart shaped chamber but they do have a 58cc chamber which solves your compression problem.

Can you put 5.7 Vortec heads on a 305?

There’s both 350 and 305 vortecs. Heads from both these engines would physically bolt on to a 305, but bolting a set of 350 heads onto a 305 would hurt performance more than anything. The heads off a 305 vortec are actually pretty decent heads for a 305, and if you’re set on vortec heads, those are the ones you want.

How big is the intake valve on a 305 Vortec?

The Chevy 305 Vortec engine’s intake valve measures 1.94 inches. The engine’s exhaust valve measures 1.5 inches. The intake manifold has a .325-inch sealing surface. The engine’s rocker arms are self-aligning and measure 1.6 inches. The Chevy 305 Vortec’s valve springs measure 1.241 inches in outside diameter.

How big is the combustion chamber in a Chevy 305 Vortec?

The combustion chamber’s size is 4.03 cubic inches. The Vortec heads are cast iron and have an intake port-shape designed to induce a swirl for turbulence. The Chevy 305 Vortec engine uses a valve-in-head (VIH) valve configuration. It has a total of 16 valves and eight cylinders.

How many vortec heads are in a MAX CAM?

“Two years ago we undertook an exhaustive (no pun intended) study of the Vortec head in numerous modified states with different valve sizes, throat cuts, valve jobs, port mods, guide mods, etc. We used up about 10 heads, numerous valves, and about $50,000 worth of labor.

Is the Chevy 305 Vortec engine still in use?

The Chevrolet 305 Vortec engine was built by GMC. The Vortec engine was featured on the 1996 GMC Sierra C/K 1500. The small-block Chevy (SBC) engine is now sold on the aftermarket.

How many HP does a Vortec roller cam have?

Yea I just got back from the dyno and I really expected more with the switch over to vortec heads and the roller cam. 28 more HP than the 305 heads and much smaller flat tappet cam. Could be the intake or mufflers holding it back. Ordered mufflers today. I will say it does run well but so did my other set up. and the other setup was much cheaper.

What kind of engine does a 1997 Chevy Vortec have?

1997 Vortec Engine Specifications. The original Chevy Vortec engine was built in 1986, a 4.3 L V-6 engine. The 7.4 L 7400 V-8 Vortec engine was produced from 1996 to 2001 and was a fourth-generation Vortec engine. The Vortec technology comes from the word “vortex.”.

Can you put Vortec heads on a 305?