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Insight Horizon Media

How many horsepower is a 671 Detroit?

Author

Daniel Johnson

Published Mar 03, 2026

How many horsepower is a 671 Detroit?

Every engine in the 71 series had a bore of 4.25 inches and a stroke of 5.0 inches. Tuned for commercial duty, it produced 165 horsepower. The battle-rated version made for the U.S. Navy developed 225 horsepower.

What is the most powerful Detroit Diesel?

DD16
The DD16 is the most powerful engine Detroit Diesel has ever produced. It displaces 15.6 liters and delivers up to 600 hp, “while providing an amazing torque curve to get the heaviest loads moving.” Applications vary from construction, distribution, dump, fire and emergency, government, motor home, oil & gas and more.

How much does a 671 Detroit weight?

2,185 lb
Engine characteristics The engine’s compression ratio is 18.7:1 with a 4.250 inch bore and a 5.00 inch stroke. The engine weighs 2,185 lb (991 kg) and is 54 inches long, 29 inches wide and 41 inches tall. At 2,100 revolutions per minute the engine is capable of producing 230 horse power (172 kilowatts).

How much HP does a 8V92 have?

Features and specifications

FamilyModelPower
8V928V92TTA365 hp (272 kW) @ 1950 rpm
12V92 (two joined 6V92 engine blocks)12V92665 hp (496 kW) @ 2100 rpm
12V92TA625–700 hp (466–522 kW) @ 2100 rpm
16V92 (two joined 8V92 engine blocks)16V92TA850–960 hp (630–720 kW) @ 2100 rpm

What does 8v71 mean?

The 8v71 Non-Turbo Engine is a naturally aspirated, two stroke cycle 8v engine, while the 8v71 Turbo Engine is a turbocharged, two stroke cycle 8v engine. The 8v71 N engine enables a compression ratio of 18.7:1. The engine offers a power output of 318 horsepower, 237 kW at 2,100 RPM.

What is a screaming Jimmy?

– Two-cycle Detroit Diesel engines found in old GM trucks were a love/hate type of motor, and I loved them for their simplicity and the unique sound of what was referred to as the “Screamin’ Jimmy.” They were used in all industrial applications – tractor, skidders, big trucks and even buses.

Are all Detroit Diesels 2 stroke?

The Detroit Diesel Series 71 is a two-stroke diesel engine series, available in both inline and V configurations….Detroit Diesel Series 71.

Series 71
Cylinder bore41⁄4 in (108 mm)
Piston stroke5 in (127 mm)
Block materialCast iron
ValvetrainPushrod-operated 2 or 4 valves per cyl.

Is a Detroit 8V92 a good engine?

For what it’s worth, the Detroit Diesel 92 series is sure to offer great value for money and a high operational efficacy! If you too have been looking forward to purchasing the Detroit 8v92 Diesel Engine, then you can always get in touch with Swift Equipment – your one-stop shop for new and used diesel engines!

What does 12V71 mean?

The six stands for the number of cylinders, the 71 stands for the cubic displacement of each cylinder. The 12V71 is a 12 cylinder in a V-block setup. To continue the code a T would stand for turbo charged. L or N would stand for low profile, a setup commonly used in buses.

How many HP is a 471 Detroit?

1986 Detroit 4-71N Engine

ConditionUsed
Horse Power140 HP
Stock Number706-1001196
MLS Number9925947
Last Updated5/30/2020