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Thread: TKX or Magnum in 70 Nova
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03-15-2023 #21Registered User
- Join Date
- Aug 2022
- Posts
- 14
If your naturally aspirated a .63 Magnum with 3.90 gears is a sweet spot for takeoff power and freeway rpm’s.
if your boosted, you should have gotten the zr1 ratios
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