Engine Summary
- Manufacturer
- Studebaker Corporation
- Family
- Studebaker V8
- Displacement
- 289 cubic inches
Also Known As
1964 GT Hawk standard 2891964 GT Hawk Thunderbolt 2891964 GT Hawk Jet Thrust R11964 GT Hawk Jet Thrust R21964 Avanti-powered Hawk
Engine profile
1964 Studebaker Gran Turismo Hawk 289-cid V8 family
Studebaker V8 · 289 cubic inches · Studebaker Corporation
Identification reference
Engine Details
Source-backed component numbers, codes, stampings, and application notes.
1964 date-coded engine identity
- Value
- P standard 289, JT R1, or JTS R2 followed by month, year digit 4, and day; export engines add a sequence suffix
- Application
- Model-level identification only; production order, castings, dates, induction, and installation must agree
- Type
- engine assembly / stamp
- Car pages
- 1964 Studebaker Gran Turismo Hawk
Sources: 1964 GT Hawk
Cataloged R3 and R4 paths
- Value
- 304.5 cu in; supercharged 335-hp R3 or dual-four-barrel 280-hp R4
- Application
- Offered for 1964 GT Hawk ordering, but no reviewed factory production example was built
- Type
- engine assembly / specification
- Car pages
- 1964 Studebaker Gran Turismo Hawk
Sources: 1964 GT Hawk , 1964 Studebaker Hawks
Export lower-displacement paths
- Value
- 259.2-cid V8 or 169.6-cid six
- Application
- Export-market 64S-K6 catalog paths only
- Type
- engine assembly / specification
- Car pages
- 1964 Studebaker Gran Turismo Hawk
Sources: 1964 GT Hawk , 1964 Studebaker Hawks
Jet Thrust R1
- Value
- 289 cu in; 10.25:1 compression; Carter AFB four-barrel; 240 gross hp at 5,000 rpm
- Application
- Optional 1964 GT Hawk engine, with or without the complete performance package
- Type
- engine assembly / specification
- Car pages
- 1964 Studebaker Gran Turismo Hawk
Sources: 1964 GT Hawk , 1964 Studebaker Hawks
Jet Thrust R2
- Value
- 289 cu in; 9.0:1 compression; Carter AFB and Paxton centrifugal supercharger; 289 gross hp at 4,800 rpm
- Application
- Optional 1964 GT Hawk engine, with or without the complete performance package
- Type
- engine assembly / specification
- Car pages
- 1964 Studebaker Gran Turismo Hawk
Sources: 1964 GT Hawk , Museum receives Brooks Stevens' 1964 Gran Turismo Hawk
Standard domestic Thunderbolt 289 V8
- Value
- 289 cu in; 8.5:1 compression; 210 gross hp with two-barrel or 225 gross hp with four-barrel and dual exhaust
- Application
- Regular domestic 64V-K6 Gran Turismo Hawk
- Type
- engine assembly / specification
- Car pages
- 1964 Studebaker Gran Turismo Hawk
Sources: 1964 GT Hawk , 1964 Studebaker Hawks
Cars Using This Engine
1 linked car page.
Two-door five-passenger hardtop
1964 Studebaker Gran Turismo Hawk
64V-K6 or export 64S-K6 five-passenger hardtop