Engine Summary
- Manufacturer
- Oldsmobile
- Family
- Oldsmobile Rocket T-400 overhead-valve V8
- Displacement
- 371 cubic inches
Also Known As
1957 Rocket T-400 V81957 J-2 Rocket V81957 J-2 induction
Engine profile
1957 Oldsmobile Super 88 engine family
Oldsmobile Rocket T-400 overhead-valve V8 · 371 cubic inches · Oldsmobile
Identification reference
Engine Details
Source-backed component numbers, codes, stampings, and application notes.
J-2 induction
- Value
- Progressive three-two-barrel system with low-restriction air cleaner; exact carburetors, linkage, fuel plumbing, calibration, and dates remain application-specific
- Application
- Optional 1957 J-2 equipment
- Type
- carburetor / specification
- Car pages
- 1957 Oldsmobile Super 88
Sources: 1957 Oldsmobile Super 88
J-2 Rocket V8
- Value
- 371 cu in; three two-barrel carburetors; higher compression; 300 gross hp
- Application
- Optional J-2 installation on any 1957 Oldsmobile model
- Type
- engine assembly / specification
- Car pages
- 1957 Oldsmobile Super 88
Sources: 1957 Oldsmobile factory brochure , 1957 Oldsmobile Super 88
Rocket T-400 V8
- Value
- 371 cu in; 9.5:1; four-barrel; 277 gross hp at 4,400 rpm and 400 lb-ft at 2,600 rpm
- Application
- Standard 1957 Super 88 engine
- Type
- engine assembly / specification
- Car pages
- 1957 Oldsmobile Super 88
Sources: 1957 Oldsmobile factory brochure , 1957 Oldsmobile Super 88
Cars Using This Engine
1 linked car page.
Two- or four-door sedan, two- or four-door Holiday hardtop, convertible coupe, or four-door Fiesta hardtop station wagon
1957 Oldsmobile Super 88
Six: sedans, Holiday hardtops, convertible, and Fiesta hardtop wagon