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American Motors/how to tell the difference between#1 compresstion rings

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Expert: Kevin Pilotte - 2/19/2011


Question
how do i tell the difference between the top and the #2 compressyion rings they got mixed up they .030 mahle rings for a amc 304 1979 both rings have a dot on them but one has a dot that is closer to the end gap then the other so whitch one is the top ring

Answer
The top two grooves are the same size. Usually, the #2 ring has a bevel which faces downward (factory rings). The dots go up. If there is no bevel (aftermarket rings), then just install them both with the dot facing up. Be sure to stagger the end gaps.  

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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.

Education/Credentials
I have a certificate I printed out from a website.

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