Triumph TR6 Engines by Year

The TR6 used Triumph's 2.5 inline six.

Pick a year to see every engine offered that model year, with its code, rated horsepower and the trims it came in. Each engine links to its full specs.

Jump to a year

TR6 (1969–1976): 1969 · 1970 · 1971 · 1972 · 1973 · 1974 · 1975 · 1976

TR6 (1969–1976)

1969 TR6 engines

Engine	Rated	Offered in
152 inline-six (CC / CF)	104 hp net	TR6 (US)

1970 TR6 engines

Engine	Rated	Offered in
152 inline-six (CC / CF)	104 hp net	TR6 (US)

1971 TR6 engines

Engine	Rated	Offered in
152 inline-six (CC / CF)	104 hp net	TR6 (US)

1972 TR6 engines

Engine	Rated	Offered in
152 inline-six (CC / CF)	104 hp net	TR6 (US)

1973 TR6 engines

Engine	Rated	Offered in
152 inline-six (CC / CF)	—	TR6 (US)

1974 TR6 engines

Engine	Rated	Offered in
152 inline-six (CC / CF)	—	TR6 (US)

1975 TR6 engines

Engine	Rated	Offered in
152 inline-six (CC / CF)	—	TR6 (US)

1976 TR6 engines

Engine	Rated	Offered in
2.5L / 152 inline-six (CC / CF)	—	TR6 (US)

Working on one of these engines?

• Engine displacement from bore and stroke
• Static and dynamic compression ratio
• Which camshaft for your build
• What size carburetor
• Horsepower to torque at any RPM
• Torque converter stall speed

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