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> TIV 2056 in a bay window bus?, putting the engine in my 914 into my new bus maybe...
VaccaRabite
post Jul 19 2021, 06:30 AM
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Hey folks.

I am thinking about taking the well tuned EFI 2056 out of my 914 and putting it into the '72 bay-window Westy bus I bought a few weeks ago.

A bigger TIV will go into the 914.

Though I have not mentioned my plan at the Samba - the few people that post in the bay window forum there seem to have a dim view of the TIV in a bus.

My engine has 1.7 heads with 2.0 valves, a compression ratio just a smidge tighter then stock (8.6:1 IIRC), Raby cam based off the Web494 grind, and is running on Microsquirt injection. This engine is putting down 127 at the wheels of my 914, according to a dyno run a few years ago - but there have been changes since in exhaust and LOTS of tuning. In my car it will run at 80+ all day long with the heads staying around 350 on the freeway pulling hills. On very hot days pulling the long PA hills it will approach 370 after the engine heat soaks, and I have to back it down to somewhat more legal speeds.

Will a bus kill this engine? IIRC the camper special had a good bit less power then my engine, but I don't recall what that combo was - or even if it was a 2056.

The bus needs to stay air cooled, so putting a suby in it is not an option at this time. Corviar is an option, but I want to retain the manual so I'd need the reverse rotation cam for the corvair. And keeping the stock 1700 is an option too.

Zach
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Jack Standz
post Jul 19 2021, 12:29 PM
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Also put a 914 motor in a '72 Westfalia a long time ago. It was a carburated 1.7 liter.

IIRC the difference was about 20+% on the horsepower, can't remember or didn't know the torque difference. Even with the same displacement it was noticeable. Did not have heating problems even in Arizona summers. A different cam might be better, but if you're not tearing the motor apart, just put it in and drive it.

Had to check and add oil through the hatch which wasn't so bad. I believe the clutch on the bus is slightly smaller, so you might want the 914 clutch if it fits inside the transmission. The pilot bearing goes in the flywheel versus the crank on the bus so make sure it's where it belongs depending on which way you go.

Cool project and best wishes!
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