Re: [Amc-list] windshield squirter location on an American (now vacuum storage for wipers)

[Wrambler242@xxxxxxxxxxx]

What I thought about doing that would be super for an efi car was to use a V-belt drive off the rear axle for a vacuum pump. Probably be too complicated and not worth the effort, but it would work!

--
Mark Price
Morgantown, WV
1969 AMC Rambler, 4.0L, EFI, T-5
" I was different before people dared to be different" 

 -------------- Original message ----------------------
From: Matt Haas <mhaas@xxxxxxx>
> The dual action pumps aren't all that bad. They can still be had for 
> about $90 (same price I paid for one 10 years ago) or you can have them 
> rebuilt for about the same amount. You can also get rebuild kits for the 
> pumps if you want to tackle the job yourself. I haven't had to deal with 
> a bad vacuum motor yet. The one on my wagon is original, the one on my 
> 68 was in a bag of them that came with the car so I know nothing about 
> it's history.
> 
> Matt
> 
> Frank Swygert wrote:
> > You hit the nail on the head Matt! When everything in a vacuum wiper system is 
> up to snuff, it works great! Not as noisy as electrics either. But few people 
> replace the motors and pumps due to overall cost. After finding an electric 
> system and taking the time to install it I'm pretty sure the vac system is 
> cheaper. The vac motor should last another 20+ years, especially since rebuilds 
> use a synthetic grease that doesn't dry out and harden like the old stuff does. 
> > 
> > The fuel pump vacuum booster is another story. Those fuel pumps are getting 
> expensive too. Still, replacing both the fuel/booster pump and vac wiper motor 
> together isn't going to be much more than an electric setup, especially 
> considering installation time. 
> > 
> > If you use an electric or non-booster mechanical pump the wipers need a bit of 
> help during periods of low engine vacuum. A storage cannister is the easiest way 
> to do this. You will only have 20-30 seconds of boost from a cannister, but 
> that's usually enough to get you around a vehicle you're passing or up a hill. 
> The wipers may still slow, but shouldn't slow much. If the wiper motor is new 
> (or recently so) there should be little noticeable difference, just as Matt 
> pointed out with the stock system in good working order. 
> > 
> > If the motor is 20+ years old just break down and get a new rebuild! The only 
> time an electric conversion may make economic and safety sense is if the car 
> will be driven in all kinds of weather -- a true daily driver like mine! 
> > 
> > ---------------
> > Date: Mon, 05 Nov 2007 20:34:04 -0500
> > From: Matt Haas <mhaas@xxxxxxx>
> > 
> > One thing I do want to mention is that with a motor that makes good 
> > vacuum, a good booster pump, and a good wiper motor, the wiper speed 
> > difference going up hill (or accelerating from a low speed with the gas 
> > pedal mashed down) is very, very small. It's hardly noticeable on either 
> > of my Americans. It's slightly more noticeable on the wagon since it has 
> > a 199 and an automatic but it's hardly worth doing anything with.
> > 
> > Matt
> > 
> 
> -- 
> mhaas@xxxxxxx
> Cincinnati, OH
> http://www.mattsoldcars.com
> 1967 Rambler American wagon
> 1968 Rambler American sedan
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