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Pontiac of the Month

J J Web's 1967 Lemans

2024 May
of the Month

JUSTA6

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Everything posted by JUSTA6

  1. Glad you found the cause and can finally get to fixin it right.
  2. Indy....really should keep in touch bro.
  3. Welcome....another mitten member?
  4. Nice collection of memories. Welcome to the site.
  5. Much easier way, JUSTA pull #1 plug and dist cap. Turn over by hand til rotor is just before coming up to #1 in counterclockwise rotation, Insert a pencil in #1 plug hole and continue turning engine by hand to Top Dead Center. (when pencil stops its outward movement.) Adjust back/forth as needed. Now check balancer and pointer. If not at 0 make a thin white line with a grease pencil, paint ect to your balancer = new 0 mark. This gives you the info on your balancer. A piece of tape over your degree marks and rub with a pencil. this gives you a temp degree marks, match 0 to 0 and your at least in the ballpark for adjustment. The open carb gasket is wrong, ya need a 4 holer to match intake. This will affect vacume. Have you driven the car??? Hows the brakes? That much vacume loss with no noise or rev when sprayed with start fluild. Leads me back again to the brake booster. Asked if you sprayed the booster hose connection with start fluid, but pedal alone would tell the story on the booster diaphragm. I don't claim to know it all, but this is what I'd be checkin if it was mine.
  6. It's very common for your 60 year old harmonic balancer to be off due to slippage and the old rubber. But doesn't rule out timing gear/chain probs. Too much slack will alter timing and may not have jumped a tooth.
  7. Congrat's on the grand daughter. When ever she makes her grand entrance. Is it your 1st?
  8. Nobody has mentioned plugs yet. Couldn't hurt to pop em out, clean em up and make sure each one is firing before dropping them back in. This would check each plug wire for ya as Bear suggested he may have heard a ticking noise. Vacume leak seems by far the biggest prob to figure out.
  9. Sorry stupid question BUT.... firing order is correct and in counterclockwise direction. I've seen Chevy guys go clockwise with a Pontiac. It actually idles but will not take any gas. LOL Gotta be gettin close....not much left to check.
  10. Agree with Last Indian. When the fuel bowl empties, float drops and needle valve opens allowing air to drop the level in the gas line back towards the fuel pump. ofbsac..... You need to start with your middle carb. Usually that's where you find this prob. Your outside carbs are only used at full throttle. Check all connections in fuel line for leaks or the tell tale brown stains around them.
  11. You've been getting great advise and most everything I would have checked has been on somebody's list for ya to do. You already know to make sure the fuel pump arm goes under the eccentric, over it and the pump wouldn't work and I've seen the reverse pressure pop out the spring. Waaay back in the day, all 3 of my buds would work on our cars all together to figure out our problems. Dad's were also our backup. LMAO a certain 68 Lemans comes to mind on HOW TO INSTALL A FUEL PUMP. Sounds like your not runnin the car long enough to have an issue with the fuel line route/heat. But keep that in mind down the road. I'm with Bear.......unhook all vac lines and reinstall one at a time to find your leak. Start fluid test...make sure you slowly squirt the full length of the intake @ the gasket and head as well as around the carb base. Last squirt around the brake booster and vac connector. As that's a new carb, is there any open vac ports on that carb? You have plenty to keep ya busy for awhile.....Good Luck!
  12. Hope your missing spring isn't floatin around in the timing cover, would be a mess if it got tangled up in the timing chain. Might get caught between the main cap and pan as well. Hope it JUSTA makes it into the bottom of the pan. I was concerned and brought up the eccentric before and you showed us the pic of the timing chain and was sure you put it back together right. Hope your over the prob's.
  13. OK.. back in town from the work excursion to the cabin. Got some good ones.
  14. I'm thinkin with 64 kiwi here on the cam or eccentric that operates the fuel pump. There is a chance of getting a bad pump. BUT it should have started off the tank with your setup and the gas can. Everythings pointing to the carb. 1 last thing to check, with the fuel system put back together. Disconnect the fuel line from the carb and run that into an empty gas can. Again be careful and turn the car over. If the pump is working you should be filling the can with gas. If it is.......it's the carb for sure. I have no experience with that carb, but I've never seen or noticed a carb that has the fuel inlet in the back. That's a long way over a hot engine to get the fuel in the carb. Justa sayin.....Good luck bro.
  15. Will make for an awesome summer for you!
  16. Got it as an Email. Wouldn't post here. Swear I had your Email and was Justa gonna send it to you. It's that GOOD! Oh well.
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