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#1
12-01-2021, 07:03 PM
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M20 or M21
ok...so i have a M21 which is 2.20 1st gear....This is a 455 with a big ass bottom end cam and I have NO experience with BOTTOM END....always a 400 shifting at 6000+ ....
...Butler/Comp SP Street Performance Cam, Hyd FT, 274/286, 230/236, .488/.491, 112 Hyd CCA-BP6014SP 1800-5400 Shift point is 53--5400 rpm.... ? is with a 3600 lb turd 2nd gen would a 3.42 be a but deep OR A M20 with 2.54 1st gear and a 3.23? or is that a bit log legged to get it rolling? I realize a 3.42 is a GOLDEN number ...but I do not have that on the shelf. I have 3.23, 3.73. and 4.56... |
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