Web20 Dec 2024 · This is a mild cam, TFS 260 heads- 11:1 lsx motor 7.0L and I am using a P01 PCM from a 2000 Silverado 2500 as I have a 4L80. I have posted a tune file and short 1st and 2nd gear pull. I've looked all over the tune for any other RPM restricted setting and just do not see any other settings that would be causing this. Sometimes a second set of ... WebTrick Flow® GenX® 260 Cylinder Heads for GM LS7 TFS-3271T004-C01 Cylinder Head, GenX® 260, CNC Comp Port, Assy, 70cc CNC Chamber, 450 Springs, Ti Retain, 6-Bolt, GM …
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Web5 Jun 2015 · Greg sort of made it seem like the primarily benefit of the TFS 260 casting was the geommetry correction. He says he has already fixed a handful of WCCH heads that had out of spec guides. He didn't elaborate further, and TEA is obviously a WCCH competitor so I'll take that with a grain of salt. Web1 May 2015 · Equipped with the Super Cobra Jet heads and Edelbrock intake, the cammed 521 produced 652 hp at 6,500 rpm and 649 lb-ft of torque at 4,700 rpm. After the installation of the new AFR 270 heads,... WebTrick Flow GenX 260 Cylinder Heads for GM LS7 1.300″ Dual Valve Springs – TFS-32710002-C01 Description Description Performance Cylinder Heads GM LS fans, here is a sure-fire formula for making more power: Big bore LS engine + Trick Flow GenX 260 LS7 cylinder heads = huge power in a lightweight package. theo\\u0027s craft supplies