This 499" ran 6.85 in my 3,500lb Cuda. 250/260 FTS. Eddy heads ported by Modern. Kinda choppy idle, but not too bad. 10.9:1 on pump gas. It's sitting on the floor now.


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That wedge came out for this 540:


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But my gas mileage did not improve.

shruggy


Master, again and still