ATK High Performance Chevy 383 Stroker 470 HP Mid-Dress Long Block Crate Engines HP101M | |
|---|---|
| Horsepower | 470 hp at 5,200 rpm |
| Torque | 490 lb.-ft. at 4,800 rpm |
| Block | Seasoned GM 4-bolt main with one-piece seal and passenger side dipstick |
| Crankshaft | Scat nodular iron |
| Connecting Rods | Scat 4340 Forged I-beam with ARP 8740 bolts |
| Pistons | Forged |
| Piston Rings | Moly rings |
| Compression Ratio | 10:1 |
| Camshaft | Hydraulic roller |
| Camshaft Specifications | 224/236 duration at .050 and .591in/.591ex lift with 108° lobe separation |
| Cylinder Heads | Dart SHP aluminum 72 cc chamber with 2.02 in. intake and 1.60 in. exhaust valves |
| Rocker Arms | Billet 1.6 ratio aluminum roller rockers |
| Oil Pan | Original-style 5-quart pan |
| Oil Type | 10W30 |
| Recommended Plug Gap | 0.035 in. |
| Water Pump | Designed to use a long water pump |
| Fuel Type | Dyno testing was done using 91 octane fuel |
| Torque Converter | 2,500 rpm+ recommended for best results |
| Vacuum Note | Engine will not produce enough vacuum for power brakes |
ATK High Performance Chevy 383 Stroker 470 HP Mid-Dress Long Block Crate Engines HP101M
$3,300.00
Available in stock
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