Engine profile

1975 Chevrolet Corvette V8 range

Chevrolet small-block V8 · 350 cubic inches · Chevrolet Motor Division

Engine Choices summarized from reviewed factory and marque references. 1975 Chevrolet Corvette

Engine Summary

1975 Corvette L48 350/1651975 Corvette L82 350/205

Identification reference

Source-backed component numbers, codes, stampings, and application notes.

Value: 3970010 block and 333882 heads listed for the 350 range
Application: Casting numbers are only part of an identity check and do not prove original installation
Type: block / casting number
Car pages: 1975 Chevrolet Corvette

Value: CHA/CHB/CHU/CHZ/CRJ/CRK/CUA/CUB L48 contexts; CHC/CHR/CKC/CRL/CRM/CUD/CUT L82 contexts
Application: Transmission, emissions, and production timing alter the suffix; castings, dates, partial VIN, induction, HEI, converter equipment, and records must agree
Type: engine assembly / stamp
Location: Front block pad and casting locations
Car pages: 1975 Chevrolet Corvette

Value: 165 SAE net hp; 255 lb-ft; 8.5:1; Rochester Quadrajet; J VIN engine letter
Application: Standard engine; 36,093 installations implied after subtracting L82 orders
Type: engine assembly / specification
Car pages: 1975 Chevrolet Corvette

Value: 205 SAE net hp; 255 lb-ft; 9.0:1; Rochester Quadrajet; T VIN engine letter
Application: Optional high-performance small-block; 2,372 orders
Type: engine assembly / specification
Car pages: 1975 Chevrolet Corvette

Value: Electronic HEI distributor with engine- and emissions-specific identifiers
Application: First Corvette model year for HEI; distributor number, date, wiring, tachometer, emissions equipment, and records must agree
Type: ignition / specification
Car pages: 1975 Chevrolet Corvette

1 linked car page.

Two-seat fiberglass coupe with removable roof panels and fixed rear glass, or convertible with folding soft top

First Corvette with a catalytic converter and HEI; one-piece rear cover