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About Kevin Pilotte
Expertise
I can answer many technical questions relating to AMC vehicles prior to 1979. I also have experience with Rambler & Nash vehicles.

Experience
I am a former AMC technician, service writer and service manager. I have worked in AMC dealers in Illinois in the 70's. After college, I was a Field Service Rep for American Motors Sales Corporation, working out of the Chicago Zone office. I traveled to AMC dealers assisting in the diagnosis and repair of AMC vehicles. I was also the Area Training Manager for DeLorean Motor Company. I have 10+ years as an Automotive Instructor. I have modified and restored
numerous AMC vehicles. I have been working on AMC vehicles for over 30 years.

Organizations
I have been an ASE Certified Master Technician since 1975. This includes L1. I am also currently a Toyota Certified Master Diagnostic Technician.

Publications
I have articles in "American Motoring", the official publication of the American Motors Owners Association. They are the largest AMC club in the world.

 
   

You are here:  Experts > Home/Garden > Auto Repair > American Motors > amc 304 to 360 head swap?

Topic: American Motors



Expert: Kevin Pilotte
Date: 2/8/2008
Subject: amc 304 to 360 head swap?

Question
QUESTION: Hello I am rebuilding and modifying my 76' AMC 304. I was just wonderin if you would know if amc 360 heads would fit and would I need to change anything and would it add horse/torque?


ANSWER: The heads will bolt on, but you might have some interferance with the valves to cylinder wall.

---------- FOLLOW-UP ----------

QUESTION: ok, will the water jackets line up?   and if I do how much boring would be necessary to accomodate these larger heads?  Thanks for your answers


Answer
After further investigation, the 360 heads will bolt up to your 304. Use the head gasket for the 360. This will not necessarily add horsepower, though, as the combustion chambers are larger.
The most common way to increase horsepower & torque is to change the camshaft. There are a number af different grinds that will fit your paticular application. Many cam companies offer free online help with finding the correct cam.
An aluminum intake, i.e. Edelbrock Performer, along with a 600-650 cfm carb would also help.
If you have more air going in, you need to get it out. A set of tubular headders and a low resriction exhaust system will complement the above modifications.

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