What engine is in a Thomas school bus?

What engine do Thomas school buses have?

The Detroit DD8 engine is a 7.7L in-line six-cylinder medium-duty engine, specifically developed for the Thomas Built Buses Saf-T-Liner HDX. It provides a horsepower range of 260 to 300 and a torque range of 660 to 860 lb. -ft.

How much HP does a Thomas school bus have?

Yes and yes. The Detroit DD8 is a 7.7L in-line 6-cylinder medium-range engine that boasts a horsepower range of 260-300HP and a torque range of 660–860 foot-pounds for the Saf-T-Liner HDX.

What diesel engine is in a school bus?

Torque — and Why it Matters for School Buses

CUMMINS B6.7 DIESEL ENGINE CUMMINS WESTPORT B6.7N NATURAL GAS ENGINE
200-300 HP 200-240 HP
660 LB-FT PEAK TORQUE 560 LB-FT PEAK TORQUE
660 LB-FT TORQUE AVAILABLE FROM 1300-2300 RPM 560 LB-FT TORQUE AVAILABLE FROM 1500-2200 RPM

What is a diesel engine made of?

Petroleum products normally used as fuel for diesel engines are distillates composed of heavy hydrocarbons, with at least 12 to 16 carbon atoms per molecule. These heavier distillates are taken from crude oil after the more volatile portions used in gasoline are removed.

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What is a B6 7 Cummins?

The B6. 7 is the most popular diesel engine ever built by Cummins. Now in its fourth decade of continuous improvement, the B6. 7 for 2019 features an EGR-free design that delivers 5 percent more power and 31 percent more peak torque than the current model.

Who makes school bus engines?

Cummins Westport Inc. offers high-performance natural gas engines for commercial transportation applications such as transit and school bus, medium and heavy-duty truck, and refuse and vocational applications. The 8.9 liter ISL G, with ratings from 250-320 hp and up to 1,000 lb-ft peak torque…

Do school buses have turbos?

Yes, most of the bus engines made in the past few decades are turbocharged. On buses, the engine is generally installed at the rear, lying down on the left side to free up space in front of the rear door, or upright, which allows better access for maintenance.

How much is a school bus engine?

The cost for replacing a bus engine will vary greatly depending on the type of engine you need, the manufacturer, horsepower, torque and year of manufacture. The price range for a new bus engine is between $3,500 to $14,500, highly influenced by the market you decide to buy.

What engine does a Bluebird school bus have?

(Jan. 19, 2021) — This spring, Blue Bird will begin production of its propane and gasoline Vision school buses integrating Ford’s all-new 7.3L V8 engine and a purpose-built fuel system designed specifically for school-bus application.

How tall is a Thomas Saf-T-Liner C2?

Exterior Length: 39ft. Interior Length (Driver Seat to Back Wall): 30ft. Interior Width: 7ft 6in. Interior Height: 6ft 5in.

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Who makes Thomas bus chassis?

Thomas Built Buses

Formerly Perley A. Thomas Car Works
Production output 15,000 vehicles/year
Owner Daimler Truck
Number of employees 1,600
Parent Daimler Truck North America

How powerful is a bus engine?

With a full lineup of engines providing 200 to 380 hp, whether natural gas or diesel, Cummins has the solution for your transit authority.

What motor is in a bus?

Diesel engines are built to last and are specifically designed for medium-duty use. Diesel engines can last 15 to 20 years or more. Diesel engines last 2-3 times longer than their propane and gasoline counterparts. Diesel engines almost never need to be replaced during the life of a school bus.

What size engine does a bus have?

A typical intercity coach weighs about 12,000 kg (26,000 pounds), has a capacity of up to 47 passengers, a two-stroke-cycle V-8 diesel engine with up to 450 horsepower, an electronically controlled automatic transmission, and air brakes.