1974 Dodge Challenger Rallye Engine Options and Specs
In 1974 the Dodge Challenger Rallye could be ordered with two different engines.
For the 1974 Dodge Challenger Rallye, the 318 2 barrel was the standard engine and the 360 4 barrel was an optional engine. There were no other engine options available.
This article will include the 1974 Challenger Rallye 318 2 barrel and 360 4 barrel engine specifications. This includes the engine code, cost, displacement, horsepower, torque, compression ratio, camshaft, lifter type, valve sizes, bore, stroke, air cleaner, exhaust, fuel and carburetion.
1974 Dodge Challenger Rallye Engine Options and Specifications
The 1974 Challenger Rallye was available with the following engines.
- 318 2-barrel (Standard)
- 360 4-barrel (Optional)
The 318 was carried over from 1973 with very little change. The 360 4 barrel was offered for the first time in the Challenger and replaced the 340 4 barrel.
1974 Challenger Rallye With a 318 2-barrel
The 318 2-barrel was the standard engine for the Challenger Rallye in 1974. The engine is little changed from 1973.
The camshaft and compression ratio remained the same.
The engine code was E44. Let’s take a look at the specifications.
| Specifications | 318 2-barrel |
| Displacement | 318 |
| Bore and Stroke | 3.91″ x 3.31″ |
| Horsepower | 150 @ 3,600 RPM |
| Torque | 265 @ 2,000 RPM |
| Compression Ratio | 8.6:1 |
| Cam Duration/Overlap | 240°/248°/26° |
| Cam Lift | .373″/.399″ |
| Lifter Type | Hydraulic |
| Valve Diameter, Intake | 1.78″ |
| Valve Diameter, Exhaust | 1.50″ |
| Carburetion | Single Ball and Ball 2-bbl |
| Air Cleaner | Single Snorkel |
| Exhaust System | Single |
| Fuel Recommended | Regular |
1974 Dodge Challenger Rallye With a 360 4-barrel
The 360 4-barrel was available as the optional engine for the Challenger Rallye in 1974. This is the first time it was available for the Challenger. The 360 4 barrel replaced the 340 4 barrel.
The rated horsepower, 245 @ 4,800, was five more than the 340 from the previous year. The rated torque, 320 @ 3,600 rpm was also more than the 340 engine. The 360 shared the same camshaft as the 340 engine.
The engine code was E58 and the extra cost was $188.50. Let’s take a look at the specifications.
| Specifications | 360 4-barrel |
| Displacement | 360 |
| Bore and Stroke | 4.00″ x 3.58″ |
| Horsepower | 245 @ 4,800 RPM |
| Torque | 320 @ 3,600 RPM |
| Compression Ratio | 8.4:1 |
| Camshaft | High lift, high performance |
| Cam Duration/Overlap | 268°/276°/44° |
| Cam Lift | .429″/.444″ |
| Lifter Type | Hydraulic |
| Valve Diameter, Intake | 1.88″ |
| Valve Diameter, Exhaust | 1.60″ |
| Carburetion | Single Carter 4-bbl |
| Air Cleaner | Single snorkel, low restriction |
| Exhaust System | Dual, low restriction |
| Fuel Recommended | Regular |
That’s the complete list of engines available for the 1974 Challenger Rallye. If you have any questions to ask me about the engine options or specifications for the 1974 Challenger Rallye car model, send us an email found specifically on my contact page or comment below.
About 38 years ago I assembled my first Mopar engine, it was for a 1970 ‘Cuda. It’s at that time my hands on experience with Mopar cars and engines, including the 440, started. Although my research of the engines started years earlier.
Read More E-body Challenger R/T and Rallye Articles
1970 Dodge Challenger R/T Engine Options and Specifications
1971 Dodge Challenger R/T Engine Options and Specifications
1972 Dodge Challenger Rallye Engine Options and Specifications
1973 Dodge Challenger Rallye Engine Options and Specifications
Article Resources
- 1974 Dodge Service Manual
- Google Books: Chrysler Engines 1922-1998
- The Definitive Barracuda & Challenger Guide 1970-1974 by Scott E. Ross
