Sprint Car engine
Sprint Cars are powered by a naturally-aspirated, methanol-injected overhead valve V-8 engines; with a displacement of 410 cubic inches (6.7L) and capable of engine speeds approaching 9000 rpm.[3] A lower-budget and very popular class of sprint cars uses 360-cubic-inch (5.9L) engines that produce approximately 700 horsepower (520 kW).[4][5][6][7]
| Sprint Car motor | |
|---|---|
| Layout | |
| Configuration | 90° pushrod V-8 |
| Displacement | 360–410 cu in (5.9–6.7 L) |
| Valvetrain | 32-valve, DOHC, two-valves per cylinder to four-valves per cylinder |
| Compression ratio | 13:1–17:1[1] |
| Combustion | |
| Supercharger | Naturally-aspirated |
| Fuel system | Fuel injection |
| Fuel type | Methanol |
| Oil system | Dry sump |
| Output | |
| Power output | 700–900 hp (522–671 kW) |
| Torque output | 600–700 lb⋅ft (813–949 N⋅m) |
| Dimensions | |
| Dry weight | approx. 455 lb (206 kg)[2] |
Applications
References
- "DIRT 101 | World of Outlaws". 22 May 2019.
- "Engine Weights".
- "Sprint Car Specs". Corey Houseman. Retrieved 2009-11-11.
- Baker, Brendan (2020-03-23). "Sprint Car Engine Update". Engine Builder Magazine. Retrieved 2021-10-16.
- "DIRT 101 | World of Outlaws". 2019-05-22. Retrieved 2021-10-16.
- Hammack, Leon (2013-03-13). "Sprint Car 101: Motors and Fuel". Working On My Redneck ™. Retrieved 2021-10-16.
- "ENGINE 101 PART 1: Engine Basics for Dummies". DSPORT Magazine. 2015-06-03. Retrieved 2021-10-16.
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