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Will 90-92 LT1 TPI units bolt up to any 350 motor? I read some where long time ago about reverse cooling on the LT1. Does that have any effect on compatability? Thanks
LT1 and TPI are two totally different setups. A TPI will bolt up to any smallblock, but an LT1 has a totally different block and head design. I have fooled with a couple of tunedports, and have just recently put an LT1 in my 69 z28, I like the LT1 performance better, but as for simplicity, you can't beat the TPI. My .02 cents worth.