Skip the auto shop - Our mechanics make house calls

Q: Can you put vortec heads on 86 350 with high top pistons

asked by on

I have a 350/355 an I was wondering if I can put, my vortec heads on the 86 block with high top pistons
My car has an automatic transmission.

A: Hello. The Vortec heads should bolt up to t...

Hello. The Vortec heads should bolt up to the 86 350 block, however, they will require a different manifold and engine management system. In regards to the high top pistons, I would calculate the compression ratio that should theoretically be achieved, if it is not excessively or dangerously high. I would consider it safe to use those pistons. Best of luck!

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Engine problems

A rattling sound can be caused by a sluggish camshaft adjusting unit. If the adjusting unit is not adjusting quickly it can also cause the RPM issue as well. A sluggish camshaft adjusting unit can generate faults in the engine...

Q: airbag light on

Hello there, thank you for asking about your 1996 Ford Explorer. The code 12 is for a low voltage in the air bag module. The module has an internal fuse that will blow if there is a failure in the...

Q: Failed engine, flywheel came off as well

The only way to determine the failure mode of the bolts is to send the "assembly" to a forensic laboratory equipped with a scanning electron microscope. If the bolts were loose, there would have been noticeable vibration and noise prior...

Related articles

How Long Does a Heater Control Valve Last?
Keeping the right amount of coolant in a car is essential in keeping the engine at the right temperature. Failing to have the right amount of coolant or even bad elements...
Rules of the Road For Iowa Drivers
Driving on the roads requires knowledge of the rules, many of which are based on common sense and courtesy. However, even though you know the rules in...
What are the Car Pool Rules in Hawaii?
Hawaii is widely regarded as a land of vacation and relaxation, and as such, its scenic roads and routes are far better known than the state’s freeways. But, as with all...