Solved : DAR 187 : 1904 Buffum Greyhound

[D-type]

Name the car and year.  And what was unusual about its motive power?

[D-type]

Experts?

[hermanoto]

Buffum flat-8, 1904, It had four coupled flat 2-cylinder engines.

[D-type]

Nearly there!  My source has "Buffum Something".  The rest is correct.

[hermanoto]

Central Greyhound by H. Buffum


According to
 
<<link removed>>


it had two opposed flat 4cilinders ( ?! )

[Wendax]

No links in the puzzle sections, please.
Make yourself familiar with the rulebook: https://www.autopuzzles.com/forum/expert-autopuzzles/updated!-puzzles-rulebook-please-read-before-posting-in-this-puzzles-a-6372/
Thank you!

[D-type]

Yes Hermanoto that is correct.
My source describes the car as "The Buffum Greyhound racer, made in Abingdon, Massachusetts in 1904. The power unit consisted of four, two cylinder engines bolted together, with four carburettors and four water pumps.