Thread: JetFire
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Old 02-23-2014, 09:23 PM
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Default Re: JetFire

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Lynn</div><div class="ubbcode-body">What an amazing find. I would love to find one of those.

I am guessing you lowered the static compression ratio when you rebuilt it, down to 9.0 to 1 or lower.
</div></div>

Nope. Compression is still 10.25:1. I added an adjustable vacuum advance and have had no detonation so far. Still tuning. The Methanol injection works great to stop the detonation and is boost-controlled using a complex pressure system!
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1968 Z/28 34,000 mile, born with engine and trans, Shipper, California car, Fathom Blue, deluxe interior, M21, 3.55 Posi
1962 Oldsmobile Jetfire, Factory all Aluminum V8 Turbocharged and Methanol Injected TURBO ROCKET engine, 4 speed Hydramatic, 4 link rear suspension, 3.36 Anti-Spin differential, California car, PS, PB, PW, AC, Jetfire 2 option package.
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