What makes the Commer knocker engine so unique? (And how does it work?)

The Commer Knocker diesel engine from the 1950s was noisy, compact, and ingenious. Its unique design broke all the rules. We ...
Yahoo Style UK

This Commer Engine Had A Clever Trick That Set It Apart

Add Yahoo as a preferred source to see more of our stories on Google. The Commer TS3 engine, built for Commer trucks from the '50s into the late '60s, didn't conform to design conventions of the time.
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This weird three-cylinder engine has six pistons, burns diesel, and powered trucks for decades

We've seen some bonkers engines in our day, and truth be told, this three-cylinder diesel isn't the strangest of the lot. There are plenty of inline three-pots out there, but actually, this is an ...
Jalopnik

This Commer Engine Had A Clever Trick That Set It Apart

The Commer TS3 engine, built for Commer trucks from the '50s into the late '60s, didn't conform to design conventions of the time. Where most engines follow familiar blueprints with one piston per ...