B18C1 and B18C5: 1.58:1
4G63 100mm stroke Evo motor... 1.5:1 This combo has been taken to over 1000whp. I've personally built parts and worked on one that made 750whp. I believe Kevin Kiggly runs a 100mm crankshaft in his 8 second DSM... so yeah it works.
It's not the R/S ratio.
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Stages are for Thespians.
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