not all 243s have lighter valves. Only the LS6 243s have lighter and longer valves. the 243s the come on the other motors have teh standard 2.0 valve that come in other heads
not all 243s have lighter valves. Only the LS6 243s have lighter and longer valves. the 243s the come on the other motors have teh standard 2.0 valve that come in other heads
2002 Lightning - GT headed 5.5Litre w/ Twin 7665s
2002 Silverado - 427Lsx w/ Twin gt4202s
2010 Silverado crewcab Z71 - 5.3litre w/ procharger
2000 Wrangler - 5.3litre with some stance
2014 Xsport- 3.5 Eco boost
412 Motorsports
it ain't that I'm too big to listen to the rumors, It's just that I'm too damn big to pay attention to 'em..That's the difference
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