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  1. BKS212

    Predator 212cc hemi mods

    My spark plugs fine. I guess I was mistaken though. I thought that the governor when it comes up against the set rpm pulls the throttle back, and then releases after a second and lets you get throttle again. And when you hold the throttle open for a sustained period that creates a sort of...
  2. BKS212

    212 Predator Hemi Valve Lash Adjustment

    We had a speeco 212 hemi that we had a similar issue with. Except it wouldn't start and it would nearly rip the pull start out of your hand. Popped the head off to inspect piston, etc. Put it back on, set valve lash to .003, and it's still running like a champ now! Just used it to tamp our...
  3. BKS212

    Predator 212cc hemi mods

    Basically I removed the screw in the governer linkage externally, and took two zip ties cut one end off one, slipped the full one in the gov spring, and slid the end of the other onto the full one. Tightened it till there was an 1/8 on either side of the spring. When you hold wide open...
  4. BKS212

    Predator 212cc hemi mods

    I have a predator 212cc hemi that already has an open cone filter, 3 stage j pipe header, 8 degree timing advance, gx140 emulsion tube, and .38 main jet. I've also taken the gov screw out, and put a zip tie in the spring. As well as cut every other fan blade off and gapped plug to .45 It...
  5. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    Go figure, I no sooner get it fixed and something breaks lol. At least I know what it it's this time. Rivet head sheared off inside the driven pulley. Haven't done anywhere I can buy stock replacements of those. Might be able to get something that will work from local hardware store.
  6. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    For anyone who was wondering, the problem is solved. Although I'm not sure 100% how. I haven't changed a thing and it no longer pushes oil. I figured it just blew enough out that it didn't have anymore to get rid of. But the dipstick still reads good. My father who used to race karts said...
  7. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    I've kind of suspected gas in the oil but I'm not sure. I've brought it up to my dad and my friend who are more experienced with small engines than me but they say it's not. The oil on the dipstick seems thin and opaque and grayish. First time I drained it it was more of a gray color. Not...
  8. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    That's actually what I based all my modifications off from, that site. I'll have to pull it apart, check valve seals, guides, stems, then the head gasket, then the rings and cylinder wall. Hopefully don't have to do a total rebuild. Might fabricate up a way to have my jackshaft and engine at a...
  9. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    1/2 quart (16 fl oz) what it says in the owners manual.
  10. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    Even with no smoke out the exhaust and a clean plug you would say the rings didn't seat? With blowby I would expect some oil burning and a fouled plug. For what it's worth it was first fired with Castrol syntec, then the next oil change i put Mobil 1 in.
  11. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    Sorry about that, this should be better. With the old intake setup, the hose went from the valve cover to the intake box. With the new setup, there is nowhere for it to go. So most people I have seen including our racing kart motors straight from nr racing use a breather, or an oil catch can...
  12. BKS212

    Need help with 2 problems on my BKS Kart

    In the governer linkage on top of the engine is a governer screw to limit throttle. Maybe throttle stop is the better term.
  13. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    No oil on the plug
  14. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    Oil is correct level. Flat engine mount it's on a go kart. Still has the gas tank gravity feed. No fuel pump. No smoke from exhaust. I'll post better pictures in a bit
  15. BKS212

    Predator 212cc Hemi is pushing oil out breather!

    As the title states, my engine is pushing oil through the breather. It's a hemi head 212cc predator. Has the omb stage 1 kit. Air filter, header, 0.037 jet, emulsion tube, 8 degree advanced timing key. Also backed out throttle stop and cut off every other fan blade. It's progressively...
  16. BKS212

    Need help with 2 problems on my BKS Kart

    New torque converter parts were the ticket. New inner moveable sheave, and brass ring. Works great now. But, still pushing oil like crazy out the breather and running pretty hot. May start a separate thread for that issue. Motor is a harbor freight 212cc hemi. Has a stage 1 kit from...
  17. BKS212

    Need help with 2 problems on my BKS Kart

    Everywhere I've checked says .003 for valve lash for the I/E. Someone correct me if I'm wrong. I didn't try to run it without the brass ring, I'm sure that would chew up the belt more. I took apart the front driver clutch and noticed on the moveable sheave, that the flyweight snaps into, has...
  18. BKS212

    Need help with 2 problems on my BKS Kart

    Update: readjusted the valves to .003. The exhaust was quite a ways off, intake wasn't too bad. Kart still pushing oil out the breather. took apart the drive clutch and took a rattail file to where the spline goes in and out, goes right through nice and smooth now. Cleaned up the end of the...
  19. BKS212

    Need help with 2 problems on my BKS Kart

    Definitely on the correct side of the cam. Looking at it the point of the outer driven precedes cam button. I also watched numerous videos on preloading the driven. I do have the brass sleeve the belt rides on, I didn't think about the sheave the flyweight pops into the one that moves in and...
  20. BKS212

    Need help with 2 problems on my BKS Kart

    I'm not home to check right now, but it was this exact one: http://www.mfgsupply.com/203591a.html I did the proper measuring too. Center to center distance, and the driven unit diameter. Was also same part number as one that's on it. I could drop to a 9 or 8, but I don't think that would...
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