Author Topic: 1.6l td needs turbo, mls hg, possible pistons :S  (Read 19616 times)

Reply #15February 09, 2015, 07:40:24 am

RabbitJockey

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #15 on: February 09, 2015, 07:40:24 am »
I  think the port job is almost as important as the pump.

also, i think its more important to do down around the valve seat and bowl, than it is to open up where the manifold bolts on, they say the most important parts are 1" before and 1" after the valve seat.  the 1" before doesn't really apply to us since our valves are almost even with the deck, but on gas engines with the combustion chamber in the head its important to clear up any valve shrouding.
01 Jetta TDI 100% stock daily
81 Rabbit:TDI-M ported head, Frank06 cam, PD intake, hybrid T3 turbo, Renault intercooler, Syl20 11mm pump, light weight fw, and yellow California Clutch clutch kit

Reply #16February 09, 2015, 10:21:35 am

shelbot

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #16 on: February 09, 2015, 10:21:35 am »
Well you guys talked me into it and I'm going to port my 77 head first just to give it a run :P I have until about mid April to have this project finished for my dd during work season so the itch is bad right now. I just want to get driving and make sure it's 100% ready. I know I know take my time and do it right because if I don't then i'll be back here crying!!!

Sorry for the terms but the part that holds the cam in place is kinda sharp at the very edges. The bottom is fine but the top feels as if it has a little ridge that could score the cam or the cam will eat it since it's of the german steel vs aluminum..



I brought in my mint 91 head and my 86 head and the machinist said save the 91 for later and run my head with the cracks between the valves. I talked to vw, a euro shop, another machinist shop and they all told me this was a common thing on the 1.6 diesels. I have seen it on forums also so I went with the advice and had the 86 head worked. I plan on carrying my 91 head with me and buying the supplies to rebuild it(and port of course) while on days off.

86 TD head and block.












I painted before I decided to do some shaving...




« Last Edit: February 09, 2015, 02:37:24 pm by shelbot »
Maple bacon chocolate bar's and seal fat salmon dear jerky. Sooooooo let's build a snowman!

Reply #17February 09, 2015, 10:44:14 am

Dakotakid

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #17 on: February 09, 2015, 10:44:14 am »
Were there supposed to be some photos showing?

Hey, where the heck is Nanaimo? Is that where Robin Williams was from in "Mork and Mindy?"
The mask and the shot(s) are actually an IQ test. If you are wearing or circulating, you just failed the test. I can't feel sorry for you.

Reply #18February 09, 2015, 02:10:39 pm

shelbot

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #18 on: February 09, 2015, 02:10:39 pm »
I edited the photos so they should be working now. Nanaimo is 120km North of Victoria BC and 25km West over the ocean from Vancouver BC. Gorgeous place but  I think I seen about 100mm of rain before 12 in the afternoon today lol!
« Last Edit: February 09, 2015, 02:40:38 pm by shelbot »
Maple bacon chocolate bar's and seal fat salmon dear jerky. Sooooooo let's build a snowman!

Reply #19February 09, 2015, 03:38:51 pm

vanbcguy

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #19 on: February 09, 2015, 03:38:51 pm »
I'm constantly watching the weather radar around here and thanking Nanaimo for taking one for the team... 😀

Pictures are working fine now.

The cam caps are usually pretty sharp on the edges but there shouldn't be anything projecting. What did the old cam look like? Is that the original cap?
Bryn

1994 Jetta - AHU M-TDI - Jezebel Jetta
2004 Jetta Wagon - 1.8T - Blitzen

Reply #20February 09, 2015, 04:17:16 pm

shelbot

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #20 on: February 09, 2015, 04:17:16 pm »
Original caps yes and the cam has no scoring, chips or pitting unlike my 91 cam which seems almost as it may have met a valve at some point or sat flat to create pitting but only on one lobe?

 The machinist said besides the thrust bearing(s) and the intermediate shaft bearing this engine could have just used some rings, valve guides, and a scrub a dub and it would have been great to go for another 500K by how well I have treated it.

My Jetta has seen 3 owners prior to me and I know the hippy girl that I purchased it from did NOT take care of this car one bit. The first oil change was amazing. The fuel filter was also 2 years past it's replacement date.

The trans(AUG code?!?) is near shot also so I want to find a long geared transmission as I do a lot of very long distance moves from job to job. While I'm at it I should be upgrading my whole clutch and flywheel to 2.0l correct?

Maple bacon chocolate bar's and seal fat salmon dear jerky. Sooooooo let's build a snowman!

Reply #21February 09, 2015, 04:38:28 pm

shelbot

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #21 on: February 09, 2015, 04:38:28 pm »
Do you guys buy porting tools over the interwebz or do you have a certain brand for aluminum you would suggest that is easily available in canuckistan stores.
Maple bacon chocolate bar's and seal fat salmon dear jerky. Sooooooo let's build a snowman!

Reply #22February 09, 2015, 04:52:10 pm

vanbcguy

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #22 on: February 09, 2015, 04:52:10 pm »
You can run an AAZ clutch and flywheel, they seem to have very good holding power.
Bryn

1994 Jetta - AHU M-TDI - Jezebel Jetta
2004 Jetta Wagon - 1.8T - Blitzen

Reply #23February 09, 2015, 06:15:17 pm

burn_your_money

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #23 on: February 09, 2015, 06:15:17 pm »
Princess auto has the basics...
Tyler

Reply #24February 10, 2015, 09:47:57 am

shelbot

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #24 on: February 10, 2015, 09:47:57 am »
Vanbc do you have any sources on the mainland for a flywheel? I have searched up and down the island for one in junk yards and nothing.
Maple bacon chocolate bar's and seal fat salmon dear jerky. Sooooooo let's build a snowman!

Reply #25February 10, 2015, 09:53:31 am

RabbitJockey

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #25 on: February 10, 2015, 09:53:31 am »
Vanbc do you have any sources on the mainland for a flywheel? I have searched up and down the island for one in junk yards and nothing.

it's the same as a gasser flywheel, just make sure you find a 210mm flywheel, and make note of whether it has 1 or 2 dowel pins when ordering your clutch kit.  you may want to order things separately, and get a stronger pp from a 16v (i think i would avoid sachs i have the straps rip alot on their pp's)  ull need a 210mm small spline clutch from something like an 8v gti or scirocco.
01 Jetta TDI 100% stock daily
81 Rabbit:TDI-M ported head, Frank06 cam, PD intake, hybrid T3 turbo, Renault intercooler, Syl20 11mm pump, light weight fw, and yellow California Clutch clutch kit

Reply #26February 10, 2015, 03:28:07 pm

vanbcguy

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #26 on: February 10, 2015, 03:28:07 pm »
Vanbc do you have any sources on the mainland for a flywheel? I have searched up and down the island for one in junk yards and nothing.

Not off hand - you should be able to use a gasser flywheel like RabbitJockey mentioned, though it's not going to have the proper timing mark.
Bryn

1994 Jetta - AHU M-TDI - Jezebel Jetta
2004 Jetta Wagon - 1.8T - Blitzen

Reply #27February 10, 2015, 06:50:59 pm

jmaddocks

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #27 on: February 10, 2015, 06:50:59 pm »
I used a lightweight Eurospec flywheel from GAP.  Unfortunately, it looks like their stock is getting low, and the price has gone up considerably. 
'89 Jetta 1.6d HE200WG, ported solid lifter head, ARP studs, FMIC, 2.5" exhaust, lightened FW, ACT clutch
'79 Rabbit ABA swap, microsquirt
'91 Corrado 1.9L T3/T04e, ported 16v head, JE pistons, Scat rods, megasquirt, peloquin, E85, etc

Reply #28February 10, 2015, 07:09:04 pm

Dakotakid

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #28 on: February 10, 2015, 07:09:04 pm »
Shelbot, the hydraulic camshafts had poor/fairly thin hardened surfaces on their lobes. Seeing pitting or flaking on the lobes is not at all unusual.....unfortunately. They can be run like that, but, you have to "sign-on" to pulling the valve cover every few thousand miles and checking them and deciding WHEN to let it go.

The German solid camshafts, in comparison, were masterpieces. They generally look good even after being run a long time.
The mask and the shot(s) are actually an IQ test. If you are wearing or circulating, you just failed the test. I can't feel sorry for you.

Reply #29February 11, 2015, 01:16:57 am

shelbot

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Re: 1.6l td needs turbo, mls hg, possible pistons :S
« Reply #29 on: February 11, 2015, 01:16:57 am »
My 86 td cam has no pitting or chips. Even with the head gasket slowly cooking for 27,000km the head wasn't warped. The neglect this car had seen and still very much mechanically sound amazes me. Is this because it's a wolfsburg? :3


My jig and practice head.







Maple bacon chocolate bar's and seal fat salmon dear jerky. Sooooooo let's build a snowman!