Chrysler LA Magnum Viper SR (1996)

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Chrysler LA Magnum Viper, V10 (90o) cyl, 4 stroke, petrol engine
Introduced in 1996
Based on Magnum V8 with 2 extra cylinders
Click here for 8.3 lt
Click here for V10 engines


Cylinders arrangement: V10 (90o)
Strokes: 4
Bore x Stroke: 101.6 x 98.5 mm
Capacity: 7986 cc
Compression ratio: 12.0:1

Construction materials

356-T6 aluminum alloy block 113.28mm bore spacing, 243.84 mm deck height, Interference Fit Cast Iron Liners
356-T6 aluminium alloy heads
Forged Steel crankshaft with 6 main bearings
steel connecting rod distance center to center 155.52 mm
24mm piston pin diameter


crossflow design
camshaft in block with overhead valves (OHV), 2 valves/cyl - 20 valves total
inlet valve diameter 51.3 mm
exhaust valve diameter 41.15 mm


╬Łatural with MOTEC multipoint Electronic Fuel Injection


firing order, 1-10-9-4-3-6-5-8-7-2
cylinders 1, 3, 5, 7, 9 on the driver side bank, or "bank 1", with even numbers on the other bank

Cooling and lubrication

water cooled, coolant capacity, 11.9 lt
Dry-sump with belt-driven Caldwell four-stage pump, 12-qt remote tank

Torque values

Models used and Output

Year Model Induction Compression ratio Power Torque
1996 Dodge Viper GTS-R MPFI 12.0:1 462.3 kw / 620 bhp @ 6500 rpm 800 nm / 590.0 ft lbs @ 5300 rpm
1998 Bitter GT1 MPFI 12.0:1 462.3 kw / 620 bhp @ 6500 rpm 800 nm / 590.0 ft lbs @ 5300 rpm
Dodge-Viper-Hp30.jpg Source
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