need to no if the first valve is intake or exhaust
The intake valve is always bigger than the exhaust valve.
There are a variety of places where one can purchase SBC aluminum heads. One can purchase SBC aluminum heads online on the eBay website, and other retailers as well.
They are holes in the block and heads that aid in cooling the engine. There are one 3/16" and one 1/4" between each pair of cylinders.
You can purchase SBC heads online at the Super Chevy website as well as through the popular auction website eBay. You might also be able to have them ordered to your local parts store.
depends on what class your running, you can be very limited!
the water jackets are different , the motor will keep running hot
Good heads for a 350 small block Chevy (SBC) include the Edelbrock Performer RPM heads, which offer excellent airflow and performance for both street and mild racing applications. Another popular choice is the Trick Flow Twisted Wedge heads, known for their superior design and increased horsepower potential. Additionally, factory heads like the Vortec heads can provide a performance upgrade with improved combustion efficiency. Ultimately, the best choice depends on your specific performance goals and budget.
A 350 SBC with aluminum heads and intake would weigh approximately 450-500 lbs. Adding carburetor, headers, alternator, water pump, and other accessories would increase the weight to around 500-550 lbs.
they could have either 1.94 intake 1.50 exhaust or 2.02 intake 1.60 exhaust
iron heads are about 48 lbs. each, aluminum heads are about 25 lbs. each
Please define SBC? In automotive terms, which is the category you posted this in, what does SBC stand for?
there is no adapter. vortec heads were cut at a diffrent slope than standard sbc heads. you can swap the heads on the 78 350 for vortech heads or get a multipoint fuel injection intake for a 85 - 95 350. you can get the intake from summitracing.com You will have to swap the heads and the intake
Yes, you can install 305 heads on a 400 small block Chevy (SBC) that has been bored 0.040 over, but there are important considerations. The 305 heads have smaller ports and valves, which may limit performance and airflow compared to larger 400 heads. Additionally, you'll need to ensure proper compatibility with the intake manifold and check for any clearance issues, as the compression ratio may also be affected. It's advisable to consult with a knowledgeable mechanic or engine builder before proceeding.