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Search: Posts Made By: Jack Shaft
Forum: Model A (1928-31) Today, 02:03 PM
Replies: 3
Views: 37
Posted By Jack Shaft
Re: Inspecting generator field coils

Put it back together,power up the field wire and ground the case..if it "motors" it's good..
Forum: Model A (1928-31) Yesterday, 10:50 PM
Replies: 22
Views: 608
Posted By Jack Shaft
Re: 28, 29 vs 30,31 What do you like any why?

28/29's had a high amount of forged parts..by 30/31 to lessen production costs Ford began redesigning part to use stamped steel. Pound for pound, the 28/29's were better quality cars.
Forum: Model A (1928-31) 03-02-2021, 09:27 AM
Replies: 37
Views: 1,312
Posted By Jack Shaft
Re: Mitchell Overdrive

Very stout..they actually speed shift too, the synchro works as fast as you can throw the lever
Forum: Model A (1928-31) 02-28-2021, 11:48 PM
Replies: 37
Views: 1,312
Posted By Jack Shaft
Re: Mitchell Overdrive

Gotta agree with Brett, there are so many 'pretty cars with poor running gear outthere...I run a michell OD,3.78 rear, 30.5" tires and about double the power of a stock engine through...
Forum: Model A (1928-31) 02-28-2021, 12:05 PM
Replies: 7
Views: 275
Posted By Jack Shaft
Re: Wheel Size regarding Radials

Traction is vital for proper braking,a skidding car is out of control.

16" ford wire wheels offer a number of advantages over 19 or 21" wheels. Modern radial 16" tires are inexpensive,offer a...
Forum: Model A (1928-31) 02-26-2021, 10:49 PM
Replies: 10
Views: 522
Posted By Jack Shaft
Re: Bent spokes

for production ford made close to 20 million wheels.. It would be a guess, but I bet for 'service' needs they made 2 million more. its hard for us to grasp 1000,much less 1000x1000...what Im trying...
Forum: Model A (1928-31) 02-26-2021, 09:05 PM
Replies: 21
Views: 1,120
Posted By Jack Shaft
Re: An interesting idea regarding cylinder heads.

Most of the club members I know are so tight they squeak..what I can't understand is the majority of A owners would love a high compression head if they had one, the efficient use of the engines...
Forum: Model A (1928-31) 02-26-2021, 06:32 PM
Replies: 14
Views: 618
Posted By Jack Shaft
Re: Stromberg 48

Or find a Holley 94 with the correct power valve, and get performance with efficiency. The Stromberg dumps fuel for enrichment, the Holley measure vacuum.. both match the model a engines air flow...
Forum: Model A (1928-31) 02-25-2021, 09:37 AM
Replies: 14
Views: 690
Posted By Jack Shaft
Re: Hole in Block???

Its for overflow.. when the oil pump flow overcomes the drain back tubes capacity. it also bathes the timing gear with oil..
Forum: Model A (1928-31) 02-25-2021, 09:09 AM
Replies: 11
Views: 464
Posted By Jack Shaft
Re: Shipping ....again

Uptime is crucial with the equipment I work on, Next Day Air from any of the big ones was reliable, you could set a watch by it. Not anymore, today you will be lucky to see it in 3 days with the same...
Forum: Model A (1928-31) 02-24-2021, 08:39 AM
Replies: 22
Views: 1,019
Posted By Jack Shaft
Re: Water pump "studs"

One of the reasons Ford used studs was to keep the 'working' wear off the gray iron casting threads. In the short time I was involved with a club I was put in charge of technical, the basic lack of...
Forum: Model A (1928-31) 02-22-2021, 06:46 PM
Replies: 33
Views: 1,139
Posted By Jack Shaft
Re: Looking for opinions - compression low on 2 & 3

Rare...but you still had to get into it
Forum: Model A (1928-31) 02-22-2021, 11:44 AM
Replies: 33
Views: 1,139
Posted By Jack Shaft
Re: Looking for opinions - compression low on 2 & 3

Wet/dry compression testing tells the story..an engine wears evenly,if,for instance doing a leak down pinpoints #3 exhaust valve..okay,do you just do #3? Or does the engine get a complete valve job?...
Forum: Model A (1928-31) 02-22-2021, 11:06 AM
Replies: 15
Views: 1,159
Posted By Jack Shaft
Re: Dynamite!

I believe the windshield frame color tells us its an early '28.The sport coupe was the hottest car on the scene, "everyone who was anyone" had one..Like every meteor it shines bright but doesn't...
Forum: Model A (1928-31) 02-20-2021, 03:11 PM
Replies: 46
Views: 1,806
Posted By Jack Shaft
Re: Birthday present

Bird most everyone on the boards were raised that way, I was..the golden rule,be polite,love your family and country..times have changed.
Forum: Model A (1928-31) 02-20-2021, 10:22 AM
Replies: 29
Views: 2,032
Posted By Jack Shaft
Re: Special inscription on cylinder block

Most likely a post production block cast by a contractor foundry..that casting mark is unique.
Forum: Model A (1928-31) 02-20-2021, 09:50 AM
Replies: 46
Views: 1,806
Posted By Jack Shaft
Re: Birthday present

Fact is its an automobile,the only way you keep this from happening is to not drive your car.

There are fools in every state in the union
.

My next build will not include paint and body...
Forum: Model A (1928-31) 02-19-2021, 11:18 AM
Replies: 6
Views: 355
Posted By Jack Shaft
Re: Stud boss height for stock heads

In the matter of degraded threads a thread compound can mitigate the factor to a degree.RTV compounds can do double duty,seal coolant migration as well as provide nominal thread support.In my opinion...
Forum: Model A (1928-31) 02-19-2021, 09:42 AM
Replies: 18
Views: 899
Posted By Jack Shaft
Forum: Model A (1928-31) 02-19-2021, 09:23 AM
Replies: 6
Views: 355
Posted By Jack Shaft
Re: Stud boss height for stock heads

A stud or bolt is only as strong as its width, burying threads beyond its width does not add to its grip strength.

The same reason you don't use cap screws for head bolts is used to explain...
Forum: Model A (1928-31) 02-19-2021, 09:03 AM
Replies: 10
Views: 467
Posted By Jack Shaft
Re: Fuel tank spark arrestor

The 'spark arrestor' was a result of Fords on going legal issues involving the cowl mounted fuel tank.. a fair amount of accident victims were burned to death. Even back then lawyers named strainers...
Forum: Model A (1928-31) 02-19-2021, 08:58 AM
Replies: 18
Views: 899
Posted By Jack Shaft
Re: Compression test results, opinions please.

Generally what you find when pulling the head is that the cylinder walls are glazed, normal due to the stock ring width. I would let oil consumption guide this repair, not compression readings. We...
Forum: Model A (1928-31) 02-18-2021, 09:08 AM
Replies: 30
Views: 1,204
Posted By Jack Shaft
Re: Stud removal; broken stud process Q.

I use heat and vibration to break free a rusty stud but I don't spend alot of time on them.i give it one or two trys if it doesn't come it stays..the trick is to center the pilot hole and drill...
Forum: Model A (1928-31) 02-18-2021, 08:52 AM
Replies: 8
Views: 736
Posted By Jack Shaft
Re: Kind of new to the forum

I did all my own work,sandblast,epoxy primed,bodywork,sand prime and paint.Im a mechanic by trade,not a body and paint man....the reason folks pay 10 or 15k is it shows..the skills it takes to do it...
Forum: Model A (1928-31) 02-18-2021, 12:09 AM
Replies: 22
Views: 916
Posted By Jack Shaft
Re: Engine Stalls at Stop Signs

Multiple jet carburetors faded away not soon after the model A in part due to the difficulties tuning it,in part to the emulsion tube design,which basically incorporated all jet functions with one...
Showing results 1 to 25 of 500

 
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