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  1. Edelbrock carb and sbc

    Engine
    Hey guys. I'm going through the motions trying to get my carb optimally done up as best I can, and have a few questions. First off, here's what I've got as far as the motor goes; - 355 sbc - Comp cams 276-tl56 - Edelbrock Performer RPM intake manifold - 3947041 cast iron heads (I've heard...
  2. Running rich?

    Engine
    Hey guys. Bought a crate motor about a year ago for my project car. The car always seems to be a work in progress and I'm learning as I go and doing the work myself, but the one thing that continues to elude me is timing/carb tuning. I'm assuming it's running rich because the whole "eye-burning"...
  3. SBC Part Throttle Stumble/Surging

    Engine
    Hello all, I have a 1968 camaro RS with a 350 I built and have had on the road for about 2 years now. The car used to run like crap, but fixed that issue by increasing the jet size from 65/68 to 69/73. Now the car runs much better, but still has two small problems. The first is a problem at...
  4. Tuning Help 350 SBC Carb/Timing Stumble problem

    Performance
    Hey guys, I've been having a problem with my '68 camaro. Basicly, I have limited power, off idle stumble, and a slight pop out of the exhaust when shifting. It takes alot to get the rpms up and seems to lose power about 4500 rpm. When idling, a distinctive stumble is heard and throttle response...
  5. Timing help 1968 camaro 350

    Performance
    Hey fellow Camaro Lovers! I have a few questions about my engine timing, but first I'll explain what I have. I have a 350 ci block bored .060 over, holley aluminum 202/160 heads, 9.5:1 compression, lunati cam(hydraulic, lift: .477 in and .507 exit), advanced crank cog 4 deg, holley street...
  6. AFR Log - need help all you wideband tuners...

    Performance
    OK, So I have a 327, double hump heads, unknown cam, HEI, dual plane Edelbrock, 350TH, Holley Street Avenger 570. I have been working with an Innovate LM2, and tuning on this carb for some time: I have swapped out the primary metering block for a Proform with adjustable IFR & PVCR I have...
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