General Stage 2 Camshaft Specifications: Idle Quality: SMOOTH. Stab it in a big ol' heavy truck or 4x4, and even with tame gears it'll have enough grunt to move masses of sheetmetal and big tires. Comment: TORQUE CAM: Strong torque and good mileage for 327 to 400 C.I. That's more than GM claims, with peaks 100 rpm lower than advertised. With the timing set to 34 degrees (36 degrees produced the same power), the jets at 70/76, and an electric water pump in place, the HT383 overdelivered on the dyno, spitting out 338 hp at 4,400 rpm and 444 lb-ft at 3,400 rpm. ![]() We were surprised to discover that the HT383 comes with both a partial windage tray and a full pan baffle, so in back-to-back tests, the Milodon unit didn't help us out this time. We also opted to upgrade the stock oil pan with a Milodon claimer pan that has an integral windage tray, because we've found them to add a few horsepower. ![]() ![]() You'll need to provide a carb, ignition, and headers, which we did with components from Demon, PerTronix, and Hedman. roller cam for engines originally equipped with roller cam torque cam mc22128 hyd 2 210 214 273 277. Your new HT383 will come out of the box complete with valve covers, a timing cover, an oil pan, an iron water pump, an 8-inch harmonic balancer, an auto-trans flexplate, and a dipstick. torque: mid to high ranges 3800-5000 rpm fuel economy: poor recommendations.
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