Ford 357W GT40 Heads Isky Cam 371257-265 Dyno2000 Power & Torque Curve
Dyno2000 power/torque vs RPM curves for a 357W with GT40 heads and Isky 257/265 cam; torque flat ~420 lb-ft to 3500 RPM, power peaking near 4000 RPM.
This document is page 5 of 5 from a Dyno2000 (Version 3.10) engine simulation printout for a 357W (stroked Ford 351 Windsor) engine build with GT40 cylinder heads and an Isky camshaft (file 371257-265.dyn). The page contains a single power and torque graph plotting Power (HP) on the left axis and Torque (ft-lbs) on the right axis, both scaled 0–1000, against engine RPM from 0 to about 11,000. The plotted curves show torque starting around 410 ft-lbs at 2000 RPM, peaking near 420–425 ft-lbs around 3000–3500 RPM, then declining. Horsepower rises from roughly 160 HP at 2000 RPM to a peak of approximately 290–300 HP around 4000–4500 RPM, after which both curves fall off, reaching zero near 8000 RPM (indicating the simulation's cutoff). The legend identifies both curves as belonging to the same simulation run: '357W, GT40 heads, Isky cam 371257-265.dyn'. A reader can learn the simulated power and torque characteristics of this specific engine combination, including approximate peak values and the RPM ranges where the engine makes usable power. No fuse, wiring, or vehicle-specific applicability data appears; there are no exact numeric tables on this page, only the graph.
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Frequently asked questions
- What engine combination does this dyno graph represent?
- A 357W engine with GT40 heads and an Isky cam, simulation file 371257-265.dyn, run in Dyno2000 Version 3.10.
- What is the approximate peak torque shown on the graph?
- Torque peaks at roughly 420–425 ft-lbs around 3000–3500 RPM.
- What is the approximate peak horsepower and at what RPM?
- Horsepower peaks at approximately 290–300 HP around 4000–4500 RPM based on the plotted curve.
- What software produced this graph?
- Dyno2000, Version 3.10; this is page 5 of 5 of the printout.
- Over what RPM range are the curves plotted?
- Data is plotted from about 2000 RPM, with both curves falling to zero near 8000 RPM; the axis extends to about 11,000 RPM.
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