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So in parallel to my 2.5L head swap thread I realized that there is another possible path for the guys that already have spent thousands on intakes cam and port work of the DISI head (which does have a way better port angle then the duratec 2.5L head). This is simply to just remove the DI...

Well i have been thinking long and hard about what to with my built bottom end speed6. I melted an exhaust valve and damaged my ported head over a year ago trying to get the best gas mileage out of it and it has been sitting in the garage collecting dust since. The new head i got had a...

Hi my name is John. My cars are a daily driver MS6 (that i built 5 years ago, sold and then i just bought it back) and a 1987 Monte Carlo that is a street/strip car. The Mazda has a stock turbo but i built the motor with cp pistons, K1 rods, ported head, arp everywhere, HPFP, cobb turbo...