1997 Vortec 454 head gasket
My 45,000 mile 1997 Tropical 235S has been diagnosed with a head gasket leak between two cylinders. The symptoms were: upon stopping for fuel after highway speeds and no overheating, a restart at the ...
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Stim wrote:Argosy24 wrote:
45,000 isn't much for a timing chain and would require a whole lot more work tearing everything off the front of the block.
Once they remove the accessories on and over the heads they are down to the chain cover.
The chain has at least reached it's half life, maybe more.
Ahhhh, NO! Then there is the cooling fan, water pump, harmonic balancer, lowering of the oil pan and trying to scrape the old gaskets by feel unless you remove the radiator. Todays timing chains could easly run 200,000 miles.
Richard
