mfg Posted August 23, 2014 Report Share Posted August 23, 2014 An exhaust valve in a Studebaker R3 cylinder head is the same diameter as an intake valve in a Studebaker R2 cylinder head...True? Link to comment Share on other sites More sharing options...
Gunslinger Posted August 25, 2014 Report Share Posted August 25, 2014 True...the intake valve on an R3 is much larger. The exhaust valves are the same size as an R1 or R2 intake valve. Link to comment Share on other sites More sharing options...
mfg Posted August 25, 2014 Author Report Share Posted August 25, 2014 True...the intake valve on an R3 is much larger. The exhaust valves are the same size as an R1 or R2 intake valve. Correct! Link to comment Share on other sites More sharing options...
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