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83 D-150 Project https://slantsix.org/forum/viewtopic.php?t=45826 |
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Author: | DadTruck [ Sun Dec 06, 2020 5:11 pm ] | |||
Post subject: | Re: 83 D-150 Project | |||
Completed another item on the D150 do list. I had installed automatic door locks back in 2012, they are handy, beats having to reach across the cab to lock or unlock the passenger side door. Problem is that this was the third time that the clamps that were supplied with the door lock kit worked loose. Making the door auto door locks non functional. Every time the door would be closed the clamps would get a jar and I think that is what would knock them loose, the up an down motion of the clamp when the door lock is operated is not severe. I considered changing the philips head set screws to allen heads to be able to apply more tightening force and also putting a drop of loctite on the threads. Also I believe I needed to put a larger access hole in to able to get to the clamp and really tighten the fastners Then I had an idea, how about instead of a static friction clamp like a set screw clamp, perhaps an elastic compression clamp would stay in place better. I tested a piece of heat shrink tubing. The same heat shrink tubing normally used to insulate electrical joints. I used it to hold two wire sections in a parallel clamp. It had really strong hold in an up and down motion. The heat shrink tubing that I used is the Marine grade variety, it lets out an epoxy sealant internally when heated. So that is how I attached the auto door lock actuator rod to the OE door lock push button rod. The two actuator wires over lap by a little over an inch and the heat shrink tubing is another inch on each end. I believe this is a good fix
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Author: | Joshie225 [ Sat Apr 10, 2021 10:41 am ] |
Post subject: | Re: 83 D-150 Project |
I've had the clutch fingers go out of adjustment myself. We're at a point in time where 3-finger Borg and Beck clutches are severely dated. There used to be clutch and brake rebuilders all over who understood this stuff, but not so any more. A good friend was given a clutch cover fixture for adjusting clutch covers like the B&B. If I had the fixture I'd be tempted to fix something like this myself, but it's less labor to buy a new kit with cover, check the finger height and spot weld the adjusters so they stay put. |
Author: | volaredon [ Sat Apr 10, 2021 2:27 pm ] |
Post subject: | Re: 83 D-150 Project |
well brand wise "Perfection" is far far from it. Don't buy theirs. and yeah the plastic throwout is ridiculous, Somebody had their head up You know where when they decided to change that to plastic.....I went thru 2 "perfection" clutches in my 93 Dakota in 5k miles.... the 3rd time I went with a LuK, and didn't have a bit of issue for the next 67k miles til the truck was wrecked.... (wreck had nothing to do with the clutch) and both times the issue with the "perfection" setup was the throw out bearing..... the parts store wouldn't just swap that out, had to remove and take all 3 pieces back, change all 3 each time. after the 2nd time (and I pleaded them to get me a different brand, that was "all" they had access to, supposedly) This was from a Federated auto parts store. The LuK came from Rock Auto. and was even a lil cheaper too, from Rock than the other brand was from Federated. The Perfection brand clutches had in big ol' letters "made in China" on the box..... I asked for something else before I ever left the parts counter the 1st time. After strike 2, I got a refund..... |
Author: | DadTruck [ Sun Apr 11, 2021 5:07 pm ] | ||||
Post subject: | Re: 83 D-150 Project | ||||
working to make everything as good as it can be, among other things went through the bell housing bore alignment. I have a magnetic base, but I always bump or move it when removing the bell housing for a recheck. Made the fixture shown in the photos below, rigid enough to be repeatable, does not get in the way of removing - reinstalling the bell housing. I put in a set of the robbmc dowels, these are nice pieces easy to work with. https://www.robbmcperformance.com/products/dowels.html I have the bell housing bore 0 to 0 East to West and .005 to .005 North and South.
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Author: | Dart270 [ Mon Apr 12, 2021 5:53 am ] |
Post subject: | Re: 83 D-150 Project |
I like your fixture, John. Thanks for sharing. Lou |
Author: | Greg Ondayko [ Mon Apr 12, 2021 7:26 am ] |
Post subject: | Re: 83 D-150 Project |
Good Stuff. Magnets are fussy, Never hold enough when needed.. pick up too much welding and grinding trash when not needed. ![]() Greg |
Author: | DadTruck [ Mon Apr 12, 2021 8:45 am ] |
Post subject: | Re: 83 D-150 Project |
thanks, and the best part is, the fixture was made from junk that was laying around the garage. |
Author: | Greg Ondayko [ Mon Apr 12, 2021 9:45 am ] |
Post subject: | Re: 83 D-150 Project |
Quote: thanks, and the best part is, the fixture was made from junk that was laying around the garage.
I do that all of the time... Like ruster is mostly junk from the garage.. and the Oil Pan I just built... Recycled roofs. Greg |
Author: | DadTruck [ Wed Apr 14, 2021 4:58 pm ] | |||
Post subject: | Re: 83 D-150 Project | |||
I had pulled the motor to address a clutch issue, but since it was out,,, I am going to install the NOS Mopar Purple Shaft P4529340 Hydraulic cam that I had picked up at the ICH swap meet a few years ago. The current cam is a 256 / 250 advertized duration the cam to be installed is a 240 / 240 advertized duration so I know that I am going smaller. The smaller cam gives up some HP and TQ at higher RPM levels, but since I have the 68 Barracuda available, I don't plan to have the 83 D150 racing on a track. The additional torque off idle and up to highway speeds looks promising to me. I have the motor down and cleaned up, the plan is to do the cam swap tomorrow.
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Author: | DadTruck [ Fri Apr 16, 2021 5:50 pm ] | ||
Post subject: | Re: 83 D-150 Project | ||
The cam swap is complete, finished up the degree wheel business today. The ICL is set on 102 I am not doing any other engine work so the static compression stays at 8.49 However going to a smaller cam did increase the dynamic compression about half a point. Using the UEM dynamic compression ratio calculator with the previous cam the dynamic compression ration was 7.537 With the new cam the dynamic compression ratio is 7.979
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Author: | DadTruck [ Sun Apr 18, 2021 5:44 pm ] | ||
Post subject: | Re: 83 D-150 Project | ||
The big project today was cleaning up the intake and exhaust valves. I should have got a before photo, the intake valves had a lot of coking on the back side. I had positive valve seals on the intakes, but it appears that those seals were leaking. I had umbrellas on the exhaust valves and they had some carbon on them but were fairly clean. I soaked the valves in Berryman carb cleaner over night to soften the carbon build up, then the valves made a quick trip through the blast cabinet. After that I ran the valves for a bout an hour in the vibratory mill with the abrasive hard plastic pyramid media. Then ran the valves in the vibratory mill with crushed walnut shells for about 4 hours to polish them. they look like new
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Author: | Greg Ondayko [ Mon Apr 19, 2021 11:39 am ] |
Post subject: | Re: 83 D-150 Project |
Looks Good. I just wire wheeled my Junkyard 318 Valves on the LA engine I did over the winter, Then Lapped them on seats before installing. You are much more thorough! Greg |
Author: | volaredon [ Mon Apr 19, 2021 4:19 pm ] |
Post subject: | Re: 83 D-150 Project |
I have my valve grinder apart, both motors are in the electric motor shop. The cords are beyond shot, the grind stone spinning one needs bearings, the valve stem spinning motor started letting a little smoke out. We (the motor shop guy and me,) think it's just years of oil and grinding/shavings accumulated, plus dust from storage/// and a good teardown and clean up will take care of that. It's an old Black and Decker from the 50's / maybe even 40s. But for the price I got it for, plus the seat grinding motor, stones, and pilots that came with it makes it worth putting some into it. Once it's done and back together, I'll play around with it. I've used one sporadically over the years, always "someone else's". But this one found me, got a phone call one day, asking if I wanted/"could use" one, a couple of hours later it was dropped off. I wish a tire machine would find me, the same way |
Author: | DadTruck [ Sat Apr 24, 2021 5:43 pm ] | |||
Post subject: | Re: 83 D-150 Project | |||
the replacement positive valve seals arrived today, so I will re assemble the cylinder head tomorrow. The plan is to get the engine back into the D150 mid next week. Shown below is the oil pump drive gear from the 83 D150 and setting next to it is a new never ran oil pump drive gear. The pump is a D Dutra ported pump and the gear that came installed on it is one of Doug's hardened gears. This pump has a few miles short of 50K miles on it and it was running against the helical drive in the OE 83 D150 cam shaft. When I had that cam shaft re ground it already had 100K miles on it prior to the regrind so the cam shaft drive has around 150 K miles on it. The oil pump gear has obvious shinny spots where the two gears meshed together but from my visual observation and visual comparison to a new un used gear the oil pump drive gears shows minimal wear. Hopefully it stays that way running against the NOS Mopar Performance cam shaft
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