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  1. 75Sport

    MY 421 STROKER

    When my build is finished I'll complete the details and the dyno sheets. Just got these heads and my machinist pressure checked and cc'd them and tells me they look excellent and far better than most that come into his shop. They take 2.08 x 1.60 x 11/32" with uniform 65 cc chambers. I'm going...
  2. 75Sport

    A Little Help Please

    This picture shows the width of thrust bearing recess on the # 3 main cap off my 360 LA. Do you agree that this width represents the 1974 and up supposedly wider thrust bearing being used? I say supposedly because my block was cast in October of 1972. Thanks in advance for the input. Dan
  3. 75Sport

    Stroker Recommendations Please

    I could use some advice on rod lengths and piston choices for an all forged 360 LA with a 4.125 crank with a 2.0 pin dia. Block is at zero deck. Would ideally like approx a 10.0 comp ratio. No heads or cam yet. Thanks, Dan
  4. 75Sport

    Harmonic Balancers

    Opinions please on aftermarket balancers. What do most use for a high performance small block stroker with an internal balance. Occasional strip use so SFI approved. Thanks all! Dan
  5. 75Sport

    500 hp Small Blocks vs $$$$$$

    I just finished reading this issue of Mopar Muscle and can't help but wonder about all the small blocks being built and what it cost versus the horsepower and torque achieved. They've been building a 427ci stroker using a R3 block and all the "best" parts and spent a bunch to end up with a 500...
  6. 75Sport

    Casting Clock 1972 360

    Could someone interpret the casting clock on this 72 engine. Thanks.
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