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subhuman Samba Member
Joined: January 22, 2008 Posts: 539 Location: north carolina
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Posted: Fri May 29, 2015 8:31 am Post subject: |
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esde wrote: |
When I was 16 or 17, a buddy and I took 3 or 4 dead single port engines apart, and cobbled one together with the best looking parts. Nothing was weighed, or measured, and only somewhat cleaned. Mismatched heads, swapping rods from one case to another, robbing a piston and cylinder from this for that, we put it together as fast as possible for a dune buggy, and it ran perfectly. Someone else remarked that it was one of the best running single ports they had driven for a while. The list of new parts were a flywheel seal and oil. At one point it seized, and we desperately tried to break it free towing it with the tow bar, while popping the clutch . When that didn't work, we pulled it apart, and found a giant chunk of carbon had come loose and dropped into the cylinder, locking the engine. Quickly assembled it again and it ran as well as before, for many years. No idea what finally happened to it. |
similar story, rebuilt 1600 sp when i was 15, mismatched parts from jc whitney, hanes manual, small tool set, in a dirty garage, never measured anything (ie, plastigauge, rocker geometry, etc.) slaped it together, started right up, ran the shit out of it from day one, never had any issues for 20k mile, traded it plus cash for a 1776 with dual webers. the guy i traded with put it in a customers rail, and they said it was the best sp 1600 they ever had _________________ 63 restomod build
http://s431.photobucket.com/albums/qq37/johnnysubhuman/?albumview=slideshow
you can have everything you want, just don't want so much!
"the wrong way always seems the more reasonable."
george moore
1963 type1
2002 Subaru Wrx
never argue with an idiot, they will only drag you down to their level and beat you with experience!
Mark Twain |
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jbbugs Samba Member
Joined: September 16, 2002 Posts: 2152 Location: Behind the wheel
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Posted: Sat May 30, 2015 4:43 am Post subject: |
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I saw a GEX engine that was running. _________________ Drag bus! http://www.youtube.com/watch?v=s2MOVmKdhX4
69 OG paint Transporter
73' Super Beetle Champcar Endurance Roadracer
Patina my ass, that's a Rust Bucket! |
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Emeraldlion Samba Member
Joined: April 13, 2005 Posts: 743 Location: Texarkana, TX
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Posted: Sat May 30, 2015 5:42 am Post subject: |
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jbbugs wrote: |
I saw a GEX engine that was running. |
BWAHAHAHA! ^^ After everything I read about these engines I want to think surely we are being hard on gex. No company can be that negligent or poor in product and stay in business. Then I remember that I have a 1600sp in my kombi that is smoking like a freight train after 5k miles and guess who I bought the longblock from. It only takes one purchase.
Okay here's my story, I bought a 68 bug from an old dude with my dad to fix up as 1st car. The bug had more rust than the titanic and we did not have the skill or want. Kept the engine and found a 63 walkthrough kombi(score). We were doing it on the cheap so we had the engine from the bug rebuilt. 1600sp. The mechanic said when he opened the case there was more water than oil, case was pitted, but he could try and reuse as much as possible but no gaurantees. Asked him to give it a shot. He polished bearing surfaces threw it back together with a new set of pistons and rings, I painted the tin with high temp white andred to match the bus, crappy 009 and drove the snot out of it back and forth for 3 years before I ran it out of oil. It never smoked That I knew of and hada small drip. I gave those redux boxes hell with that engine and I will tell you now, it ran completely out of steam at 4000 rpm and about 50mph, 55 with tailwind. |
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jpaull Samba Member
Joined: February 22, 2005 Posts: 3468 Location: Paradise, Ca
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Posted: Sat May 30, 2015 7:36 am Post subject: |
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Bought a "Rebuilt" 1600. Engine had very low oil pressure and some light knocking. My only car and needed to get to work till the weekend so I Put straight 60 weight oil in it and ran it. When i pulled it that weekend found it had a crank that was .20 under but the "rebuilder" put in standard bearings. _________________ [email protected] MPH 1/4 Mile & 8.1 @ 83.7MPH in 1/8 Mile with Mild Type 1 VW Mag Case 2234cc commuter engine in stock weight bug w/only .491 total lift(CB2292 Cam), 42x37 heads, 48idf's, Street tires, Belt on, Mufflers, Pump gas, video of the run here: https://youtu.be/M3SPqMOKAOg
Transmission by MCMScott:
Rhino case, Klinkenberg 4.12, Superdiff, 002 mainshaft with 091 first idler. Weddle 1.48 Third & 1.14 Fourth. |
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fivelugshortaxle Samba Member
Joined: May 13, 2011 Posts: 4254 Location: Aumsville, Oregon
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Posted: Sat May 30, 2015 8:23 am Post subject: |
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1835 I built in college. Bought all the parts. Assemblem without measuring anything..just bolted it all together. Stuck on the kads and synced and tuned by ear....set timing by ear....motor ran strong and never leaked a drop of oil.....sold it after about 50,000 miles and it was still going strong. Miraculous because I could barely change oil jn a car let alone build a motor for the first time. _________________ Good things come to those who wait.
2332 with lots of goodies....
Rotating assembly balanced by Brothers VW
4340 84mm crank
AA 94mm p&c' s
Total seal 2nd ring, rest are Grants
5.5 h beams
Magnum straight cuts
Steve Long XR310 on a 106
CB 1.4 rockers
CB Magnaspark 2 distributor
NGK D7ea plugs
A1 lowdown 1 3/4 with single muffler
Dellorto 48's with 40 venturies
Kennedy Stage 2 with Daiken disc |
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consvws Samba Member
Joined: April 07, 2009 Posts: 950 Location: Roseburg, OR
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Posted: Tue Jun 23, 2015 8:03 pm Post subject: |
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still ran, but wasn't going to last much longer
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eashc Samba Member
Joined: April 10, 2012 Posts: 340 Location: Ventura County
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Posted: Wed Jun 24, 2015 9:25 am Post subject: |
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I live in a apartment building and once seen a bug engine no deck lid on without the cylinder tins on it. When I asked how does it run, he gives me a dirty look and says none of my business. Probably why I never seen it running |
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Florida73SB Samba Member
Joined: March 26, 2011 Posts: 37 Location: Searcy, AR
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Posted: Wed Jun 24, 2015 10:37 am Post subject: |
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consvws wrote: |
still ran, but wasn't going to last much longer
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Warms up quicker that way, don't you know? _________________ 1974 Super Beetle (SunBug?) in progress. 1699 (85.5x74), Scat C25, 1.25 lifters, dual Empi ECPs. Just a little bit more than stock...
Engineering is done with numbers. Analysis without numbers is only an opinion. ~ Law #1 of Akin's Laws of Spacecraft Design |
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Vanapplebomb Samba Member
Joined: November 03, 2010 Posts: 5433 Location: Holland, MI
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I Ride Sand Samba Member
Joined: June 07, 2012 Posts: 567 Location: utah
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Posted: Fri Jun 26, 2015 11:53 am Post subject: |
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I bought an engine for my very first sandrail, it was a 1659 dual port. Yes, a 1659 because it had two 88's and two 87's and the best part was the two 88's had been cut down .050 while the 87's were stock length. the guy who threw it together had one of each cylinder on either side of the engine, so both heads were not sealing on any cylinders. I threw the thing on my first rail and couldnt figure out why it ran like crap, until i saw the smoke coming from under the cylinders. so i pulled it apart, found the cylinder issue, and took hem to our family machine shop. i cut the short ones down another .005 to clean them up and cut down the others to match. i threw the thing back together and tried to turn it over by hand, and had a very solid clunk stopping the engine 180 degrees apart. pulled it back apart to find pistons had a negative deck, and were hitting the heads. so i just bought some .040 spacers and threw them under the cylinders. now the oil rings were riding over a very bad ridge on the bottom of the cylinder, and every time they went across them it pushed a little oil past the compression rings. so i ran it. THEN after all of this, i took it out to the west desert, threw a fan belt and by the time i noticed, the engine was so hot you could hear the oil boiling in the heads. so we made a fan belt out of a piece of spair fuel line i forgot to take off the rail, used a rusty coat hanger we found to hook the ends of the line together, and then ran it all the way home. after that i bought a set of AA 87 pistons and cylinders, and ran the same heads without even pulling a valve. no idea what happened to that engine after i sold it, but it still ran pretty darn good! |
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Vanapplebomb Samba Member
Joined: November 03, 2010 Posts: 5433 Location: Holland, MI
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Posted: Sat Jun 27, 2015 9:48 am Post subject: |
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I'm amazed the engine even sealed well enough to be able to run at all. Seams like that would put a ton of stress on the heads when torqued if the sealing surfaces were out by 0.050in. I'm surprised it sealed well the second time around once the cylinders were evened out. _________________ 1800 Type 4 Berrien 295
http://www.thesamba.com/vw/forum/viewtopic.php?t=487021 |
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BIGMIKEY Samba Member
Joined: September 24, 2007 Posts: 1105 Location: North East Pennsylvania
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Posted: Sat Jun 27, 2015 3:00 pm Post subject: |
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It was the summer of 1971. I was 18. I had a 1963 VW Beetle that I got cheap because it had been rolled and the engine knocked. Probably from being run upside down? Don't know. Anyway I was not knowledgeable enough to save it and it spun a bearing fairly quickly. There was a local guy that had a lot of VW's and I bought a used 40 horse engine from him. It came out of a bug that had been rear ended. I was able to replace the smashed parts with parts from my blown engine and ended up with a running 40 horse motor. The only issue was one of the oil cooler ears was broken off so the cooler was held on with only 2 bolts. Somehow through imaginative use of epoxy and sealant and ,honest to god, a short section of a McDonalds drinking straw, I ended up with a usable engine that didn't leak excessively. Shouldn't have worked but it did. I whaled the heck out of that engine all summer pulling it and re sealing as needed when it started to leak too much. Later that summer that same VW guy came up with a 1500 from a 1967 bug that had an engine fire. It burned bad enough to melt the fuel pump and carburetor right off the engine. I bought it brought it home. I swapped all the parts it was missing from the leaky 40 horse and got it to run. It leaked oil like a sieve and wouldn't rev past 2000 rpm. It was suggested to me by a knowledgeable friend that the valve springs might have gotten hot enough to lose their temper. So I swapped in the 40 horse springs. That fixed that problem and it ran better. During that work I discovered all the case bolts were loose. So I torqued them down and the massive oil leaks mostly stopped. I remember tearing that engine down every day after work in my parents driveway to fix the latest issues. After a while, and with the advice of a lot of people I had it running well enough. I recall it lasted me for the rest of the summer and fall and was reasonably reliable. _________________ BIGMIKEY
Deserter Series 1 project.
https://www.thesamba.com/vw/forum/viewtopic.php?t=787047&highlight=
1973 Beetle Driver, Marina Blue. |
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LivinInnaVWBus Samba Member
Joined: October 07, 2013 Posts: 968
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Posted: Sat Jun 27, 2015 6:07 pm Post subject: |
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In my VW knowledge infancy, I had a 73' thing, 67' beetle and a heavy foot. Both my girlfriend at the time and I drove them as fast as they would go with no concern to temperatures, or oil weight at that. 20w50 VR-1 in both.
If I recall, the thing would go around 92mph and I had the 67's speedo pegged on a daily basis 60 miles to work.
One time the gf ran the thing clean out of oil, literally, no oil driving home from dropping me off at work. Luckily the thick oil caused so much of an oil leak, I carried a case with me at all times. She filled the engine, started it up and drove home.
There were a few times when we got off the highway and the engine just shut down from overheating, we both chalked it up to the infamous vapor lock |
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