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 Bench testing 
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Firing on two.
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Joined: October 23rd, 2009, 10:41 pm
Posts: 2356
Location: Worcestershire
Post Bench testing
When rebuilding an old engine, how does one go about setting it up and bench testing it?

Can anyone give me a step-by-step to bench testing? I'm a complete novice. I've never tried it before, or even watched someone else doing one (a bench test, that is).

Ta.

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November 13th, 2013, 1:16 am
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Firing on two.

Joined: April 27th, 2012, 6:48 pm
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Post Re: Bench testing
heres a vid




November 13th, 2013, 4:54 pm
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Firing on 1-2 Spark
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Joined: November 8th, 2009, 5:42 pm
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Post Re: Bench testing
boring, take this one 8-) 8-) 8-) 8-) 8-)


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Russell wrote:
Hi Geo,
you've been one of the sites biggest attractions in recent years.
Russ


November 13th, 2013, 6:42 pm
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Firing on two.
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Joined: October 23rd, 2009, 10:41 pm
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Location: Worcestershire
Post Re: Bench testing
Okay, so I need an engine and a ratchet strap and something to lash the engine to, plus a battery and a fuel supply and an ignition. Any pitfalls?

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November 14th, 2013, 9:34 am
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Firing on two.
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Joined: October 5th, 2009, 8:22 pm
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Post Re: Bench testing
Fresh Air?!

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November 14th, 2013, 10:31 am
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Agony Aunt - You have a car problem? Speak to Ken

Joined: March 6th, 2009, 1:40 am
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Post Re: Bench testing
Ratchet straps only needed if you're trying to impress onlookers... ;)
Some sort of cobbled together exhaust is handy, unless it's an early engine the with crossover type manifold.

http://www.flickr.com/photos/30132857@N06/9509103728/
http://www.flickr.com/photos/30132857@N ... o9i-9456q4
http://www.flickr.com/photos/30132857@N ... S5h-bHGMyx


Smiffy wrote:
Okay, so I need an engine and a ratchet strap and something to lash the engine to, plus a battery and a fuel supply and an ignition. Any pitfalls?

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November 14th, 2013, 11:48 am
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Joined: August 31st, 2013, 6:00 pm
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Post Re: Bench testing
lpgo wrote:
boring, take this one 8-) 8-) 8-) 8-) 8-)


Hey! you call my engine test boring!!?? :shock: :roll: 8-) :D

Anyway, it was a test of a motor that had been sleeping for 10 years.

For my test I had:
- Battery negative to ground on gearbox/engine.
- Batteri plus to starter
- Batteri plus to positive terminal on coil (red cable on picture)
- Coil negative terminal to ignition (blue cable on picture)
- Then short plus and the starter pin where the yellow cable is connected on the picture. I had the yellow and red thin cable going to my start button just for fun 8-) A few pictures:


You do not have the required permissions to view the files attached to this post.

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November 14th, 2013, 9:07 pm
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Firing on two.

Joined: April 9th, 2010, 12:21 am
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Post Re: Bench testing
Smiffy wrote:
........... something to lash the engine to..............

I just sat my engine and gearbox assembly on top of a couple of tyres. It didn't need lashing down, as the tyres absorbed any movement. I had a crossbox attached, plus the rest of an old exhaust system to take the fumes out under the garage door (and to keep the neighbours happy). It's worth having a complete exhaust on so you can check more easily for any nasty engine noises.


November 14th, 2013, 11:53 pm
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Joined: November 8th, 2009, 5:42 pm
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Location: NL
Post Re: Bench testing
Sorry Backfire didn't know it was yours...... hope your'e not angry with me.......

If it had a 1-2-Spark ignition on it..... it would instantly looked diffrent ;) ;) :oops: :oops:

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Russell wrote:
Hi Geo,
you've been one of the sites biggest attractions in recent years.
Russ


November 15th, 2013, 12:03 am
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Field Plougher
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Joined: February 8th, 2009, 12:07 am
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Post Re: Bench testing
lpgo wrote:
boring, take this one 8-) 8-) 8-) 8-) 8-)



How long do these engines last for?? I'm pretty impressed at 64BHP, that's pretty much modern high performance (hot hatch or sporty saloon) standard in terms of BHP/litre.


November 15th, 2013, 1:22 am
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