INTERNAL ENGINE MODIFICATIONS Valvetrain |Heads | Strokers | Design | Assembly

4.8 big cam.

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Old Jul 17, 2024 | 07:58 PM
  #11  
Fullpower's Avatar
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Originally Posted by smokinlmm
Or instant boost from a supercharger.
.
I have some added suspension and really heavy 10 ply tires on a 4.8 Liter Tahoe.
212/218 degrees TSP .552" Low Lift. Runs really strong with 11 pounds of Magnuson boost, and 4.56 gears.
Would be an absolute PIG with stock gears and no manifold pressure... Small engines can work well, but they need to SPIN, and they need to BREATHE.
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Old Jul 17, 2024 | 08:13 PM
  #12  
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Hopefully OP took advantage of the Summit Rewards and got himself a 8720R1, matching springs, 4.10 gears and 3k stall convertor.

https://www.performancetrucks.net/fo...7/#post5529324

Last edited by 68Formula; Jul 17, 2024 at 08:25 PM.
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