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ENGINE
Allison V-1710-85 Aircraft Engine used in P-38's, P-39's, and P-40's
in WWII
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| Configuration: |
V-12 |
| Displacement: |
1710 CID |
| Brake Horsepower: |
1,325 @ 3,000 RPM |
| Bore X Stroke: |
5.5" X 6" |
| Ignition: |
Dual magnetos, dual distributors, 2 Spark plugs per
cylinder |
| Compression Ratio: |
6:1 |
| Blower Ratio & Boost Pressure: |
9.6:1, 57 in. Hg A |
| Construction Material: |
Aluminum block & heads |
| Valves: |
Two intake & two exhaust per cylinder |
| Oil type and Capacity: |
25W-60, 8 gal. |
| Cooling system: |
Liquid cooled, 100% ethyl glycol |
| Fuel: |
115 Octane Trick racing fuel |
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DRIVETRAIN & CHASSIS
Designed and assembled by students in the BRAE shops at Cal Poly,
San Luis Obispo
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| Clutch: |
4 disk Crowerglide (centrifugal) |
| Transmission: |
Fuller 905 5-sp. w/ reverse |
| Driveline: |
Custom made by
SCS Gearbox |
| Rear end differential: |
Rockwell SQHD 3.55:1 |
| Rear Axle: |
Weisenberger Specials (shortened and splined to accept planetaries) |
| Planetaries: |
Rockwell 3.5:1 |
| Rear wheels: |
30.5" x 32" steel rims with custom centers |
| Rear tires: |
Firestone 30.5" x 32" 10-ply, custom cut for
pulling |
| Rear steering brakes: |
Custom made 23" rotors,
Mico calipers |
| Front steering: |
Custom made hydraulic |
| Frame: |
10-guage custom formed wedge |
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MISC.
7200/8000 lb modified competition pulling tractor
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| Weight: |
6320 lbs |
| Wheelbase: |
13.5 feet |
| Paint: |
Powder coated Cal Poly green and yellow (thanks
Central Coast Powder Coating!) |
| Fuel Tank: |
Miller Brewing Co. Pony Keg |
| Number of pulls: |
100+ and counting! |
| Drivers |
Hard working Tractor Pull Team students |
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