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    Plenum Volume

    Does anyone have any ACTUAL DATA on changing plenum volume only on an 86/87 109 based engine? I'm not interested in manifolds with different runner lengths/port sizes, etc only changes in plenum volume. I've done a search though this site hasn't been working for me the last couple days. I've...
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    87 GN EFR Build

    Ladies and gents, Thanks to Reed Patridge at Work Turbochargers, I've gotten my hands on an 8374 EFR for my 87!! I've got to make some decisions on several parts but I have a set of GN1 heads, roller rockers, and a nice camshaft. Looking at a couple supporting mods such as a front mount...
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    Turbo Buick Headers/Exhaust/ BOV

    1 Set of nice Kenne Belle stainless headers w/crossover $600 obo. As you can see from the pics they are in good shape, no cracks. I still have a little polishing to do in the corners but that will be taken care of prior to shipping. I also have an inlet pipe with HKS blow off valve $100 obo
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    WTB: 87 GN w/ Digital Dash

    Email tommy@peturbo.net
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