Engine Summary
- Manufacturer
- Ford Motor Company / Shelby American
- Family
- Ford FE big-block V8
- Displacement
- 427 cubic inches
Also Known As
1966 Cobra 427/428 engine range1966 Shelby Cobra FE V8 range1966 Cobra 427 and 428
Engine profile
1966 Shelby Cobra 427/428 V8 range
Ford FE big-block V8 · 427 cubic inches · Ford Motor Company / Shelby American
Identification reference
Engine Details
Source-backed component numbers, codes, stampings, and application notes.
Street induction boundary
- Value
- Single four-barrel on documented regular street cars; optional dual-carburetor induction documented on CSX3328
- Application
- Invoice and chassis record control; do not infer from a replacement intake
- Type
- carburetor / specification
- Car pages
- 1966 Shelby Cobra
Sources: 1966 Shelby 427 Cobra CSX3165 , 1966 Shelby 427 Cobra CSX3259, 2024 sale , 1966 Shelby 427 Cobra CSX3328
427 street engine
- Value
- Ford 427 FE V8; CSX3165 is documented with a single Holley four-barrel and 425 bhp
- Application
- Documented 427-powered street chassis; induction and exact build vary
- Type
- engine assembly / specification
- Car pages
- 1966 Shelby Cobra
Sources: 1966 Shelby 427 Cobra CSX3165 , 1966 Shelby 427 Cobra CSX3259, 2015 sale , 1966 Shelby 427 Cobra CSX3259, 2024 sale
428 street engine
- Value
- Ford 428 Police Interceptor V8 used in part of the street-car program while the 427 Cobra name continued
- Application
- Documented later street chassis including CSX3284 and CSX3293
- Type
- engine assembly / specification
- Car pages
- 1966 Shelby Cobra
Sources: 1966 Shelby 427 Cobra CSX3284 , 1966 Shelby 427 Cobra CSX3293 , 1967 427 Cobra CSX3269
Competition and S/C boundary
- Value
- Competition and S/C engines, cooling, exhaust, oiling, tanks, and tune are specialized configurations
- Application
- Only documented Competition or S/C chassis
- Type
- engine assembly / other
- Car pages
- 1966 Shelby Cobra
Sources: 1966 Shelby 427 S/C Cobra CSX3036 , 1966 Shelby 427 S/C Cobra CSX3040 , Cobras at Pebble Beach
Cars Using This Engine
1 linked car page.
Two-seat aluminum roadster
1966 Shelby Cobra
CSX3000-series coil-spring Mark III completed by Shelby American