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At the 2011 AMSOIL Engine Masters Challenge, the SKFMX crew included Jesse Robinson, Joe Rutters, and Ron Maclean.
By The Numbers
371ci Mopar Small-Block |
| Bore: |
4.060 inches |
| Stroke: |
3.58 inches |
| Displacement: |
371 ci |
| Compression ratio: |
11.3:1 |
| Camshaft: |
COMP Cams hydraulic roller |
| Camshaft duration: |
246/ 244 degrees at .050-inch tappet rise |
| Valve lift: |
.648 inch |
| Rocker ratio: |
T&D 1.5:1 ratio |
| Piston rings: |
Perfect Circle 1⁄16-1⁄16-3⁄16 |
| Piston: |
KB Icon |
| Block: |
Mopar 360 LA, production |
| Crankshaft: |
Eagle |
| Rods: |
Scat I-beam |
| Cylinder head: |
EngineQuest Magnum |
| Intake valve diameter: |
2.08 |
| Exhaust valve diameter: |
1.60 |
| Intake manifold |
Weiand |
| Carburetor: |
Holley 750 HP |
| Header: |
Schoenfeld stepped primary |
| Ignition: |
MSD 6AL2 |
| Damper: |
CAT |
| Fuel: |
VP Racing VP100 |
| RPM |
TQ |
HP |
| 2,500 |
401.5 |
191.1 |
| 2,700 |
408.4 |
202.1 |
| 2,900 |
426.2 |
235.3 |
| 3,100 |
429.6 |
253.6 |
| 3,300 |
430.8 |
270.7 |
| 3,500 |
425.3 |
283.4 |
| 3,700 |
431.3 |
303.8 |
| 3,900 |
444.9 |
330.4 |
| 4,100 |
461.2 |
360.0 |
| 4,300 |
473.9 |
388.0 |
| 4,500 |
486.1 |
416.5 |
| 4,700 |
493.7 |
441.8 |
| 4,800 |
495.0 |
452.4 |
| 4,900 |
494.3 |
461.1 |
| 5,100 |
491.9 |
477.7 |
| 5,300 |
485.9 |
490.4 |
| 5,500 |
480.7 |
503.4 |
| 5,700 |
470.9 |
511.1 |
| 5,900 |
458.4 |
515.0 |
| 6,000 |
450.9 |
515.1 |
| 6,100 |
441.5 |
512.7 |
| 6,300 |
424.1 |
508.7 |
| 6,500 |
402.9 |
498.6 |
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