Engine Summary
- Manufacturer
- Pontiac
- Family
- Pontiac Trophy overhead-valve V8
- Displacement
- 389 cubic inches
Also Known As
1959 Economy Trophy V81959 Bonneville four-barrel Trophy V81959 Tri-Power Trophy V81959 Tri-Power induction
Engine profile
1959 Pontiac Bonneville Trophy V8 family
Pontiac Trophy overhead-valve V8 · 389 cubic inches · Pontiac
Identification reference
Engine Details
Source-backed component numbers, codes, stampings, and application notes.
Tri-Power induction
- Value
- Three two-barrel carburetors with model-year linkage, manifold, and calibration
- Application
- 1959 Pontiac 389 where ordered
- Type
- carburetor / specification
- Car pages
- 1959 Pontiac Bonneville
Sources: 1959 Pontiac factory sales and specifications literature , Pontiac production figures, 1955-1964
Bonneville four-barrel Trophy V8
- Value
- 389 cu in; four-barrel; transmission-specific output
- Application
- 1959 Bonneville regular production
- Type
- engine assembly / specification
- Car pages
- 1959 Pontiac Bonneville
Sources: 1959 Pontiac factory sales and specifications literature , Pontiac production figures, 1955-1964
Economy Trophy V8
- Value
- 389 cu in; two-barrel; regular-fuel calibration
- Application
- 1959 Bonneville where ordered
- Type
- engine assembly / specification
- Car pages
- 1959 Pontiac Bonneville
Sources: 1959 Pontiac factory sales and specifications literature , Pontiac production figures, 1955-1964
Tri-Power Trophy V8
- Value
- 389 cu in; three two-barrel carburetors; output varies by transmission and tune
- Application
- 1959 Bonneville performance option
- Type
- engine assembly / specification
- Car pages
- 1959 Pontiac Bonneville
Sources: 1959 Pontiac factory sales and specifications literature , Pontiac production figures, 1955-1964
Cars Using This Engine
1 linked car page.
Two- and four-door hardtops, convertible coupe, and Custom Safari wagon
1959 Pontiac Bonneville
1959 Pontiac Bonneville