Engine Summary
- Manufacturer
- Vauxhall and General Motors-Holden's
- Family
- Vauxhall four-cylinder and Holden Red inline-six
- Displacement
- 186 cubic inches
Also Known As
1970 LC Torana 12001970 LC Torana 22501970 LC Torana 2600S1970 LC Torana 3100X
Engine profile
1970 Holden LC Torana four- and six-cylinder engine family
Vauxhall four-cylinder and Holden Red inline-six · 186 cubic inches · Vauxhall and General Motors-Holden's
Identification reference
Engine Details
Source-backed component numbers, codes, stampings, and application notes.
XU-1 induction
- Value
- Three 1.75-inch Zenith-Stromberg 150 CD carburetors on a tuned inlet manifold
- Application
- 1970 LC GTR XU-1 3100X
- Type
- carburetor / specification
- Car pages
- 1970 Holden Torana
Sources: 1970 Holden LC Torana GTR XU-1 feature , Holden Torana LC GTR XU-1 Group N approved specification
1159-cc Vauxhall four-cylinder
- Value
- 1,159 cc; 56-bhp regular or 69-bhp Series 70 tune
- Application
- 1970 LC four-cylinder regular, S, and SL paths
- Type
- engine assembly / specification
- Car pages
- 1970 Holden Torana
Sources: LC Torana history and specifications
2250 Holden Red six
- Value
- 138 cu in; 2,250 cc; regular six-cylinder baseline
- Application
- 82311/82369 Torana S and 82569 Torana SL
- Type
- engine assembly / specification
- Car pages
- 1970 Holden Torana
Sources: LC Torana engineering report , LC Torana history and specifications
2600 Holden Red six
- Value
- 161 cu in; 2,638 cc; regular optional six-cylinder path
- Application
- Eligible 1970 six-cylinder S and SL models
- Type
- engine assembly / specification
- Car pages
- 1970 Holden Torana
Sources: LC Torana engineering report , LC Torana history and specifications
2600S GTR Red six
- Value
- 161 cu in; two-barrel Stromberg WW; approximately 125 gross bhp
- Application
- 82911 LC Torana GTR
- Type
- engine assembly / specification
- Car pages
- 1970 Holden Torana
Sources: LC Torana history and specifications , LC Torana specifications
3100X GTR XU-1 Red six
- Value
- 186 cu in; 3,044 cc; 160 gross bhp; 190 lb-ft
- Application
- August-December 1970 LC GTR XU-1
- Type
- engine assembly / specification
- Car pages
- 1970 Holden Torana
Sources: 1970 Holden LC Torana GTR XU-1 feature , Holden Torana LC GTR XU-1 Group N approved specification
Pre-Bathurst-1971 XU-1 engine prefix
- Value
- 186X or 3100X followed by serial sequence
- Application
- 1970 and early 1971 LC GTR XU-1
- Type
- engine assembly / stamp
- Location
- Engine boss on the right-hand side of the block
- Car pages
- 1970 Holden Torana
Sources: Holden Torana LC GTR XU-1 Group N approved specification
Cars Using This Engine
1 linked car page.
Two- or four-door compact sedan; GTR and XU-1 were two-door only
1970 Holden Torana
Regular, S, SL, GTR, and GTR XU-1