Quote:
Originally Posted by Upetr
The 2009-2013/01 model used the same valve spring retainers on the intake and exhaust side (part number 13209-AC700). The intake and exhaust uses different springs.
Thereafter, I know that they changed the exhaust spring retainers and spring (retainer part number 13209-1KC0A).
Do the later engines use the 13209-1KC0A on the intake too or do they use the 13209-AC700 like the early engines.
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I do not know. I know when I had an engine built that my old springs, keeper, and retainers had to be used on the newer heads for my JWT C2 exhaust cam upgrade.