SUPER_YOCOM Posted February 6, 2018 Report Share Posted February 6, 2018 Hello I really need to find/buy a choke pull off and choke thermostat.Ive spent some time calling internet carb shops but no no luck. Big thanks for your time. Yocom 1 Quote Link to comment
datzenmike Posted February 6, 2018 Report Share Posted February 6, 2018 Best bet is from another similar year carb, say from a wrecking yard. You mean an electrical choke heater? That will be more of a problem as they have printing on the back. (this is for a Z22) Each heater is matched to the engine. I don't care, and you don't care but an inspector will. This warms and shuts the choke off and they will want the one for a Z24 1 Quote Link to comment
racerx Posted February 6, 2018 Report Share Posted February 6, 2018 How can u have a choke pull and electric choke? The pull ones are manual and actuated by a cable. 1 Quote Link to comment
Charlie69 Posted February 6, 2018 Report Share Posted February 6, 2018 But a Weber you will be happier! 2 Quote Link to comment
racerx Posted February 6, 2018 Report Share Posted February 6, 2018 I think he lives in Cali and may not pass smog and visual inspection., Quote Link to comment
SUPER_YOCOM Posted February 7, 2018 Author Report Share Posted February 7, 2018 Thanks for the replys. Yes I do live in Cali.I have the smog thing covered but if I ever choose to sale the pickup its far better if it is legal.There is a pull-off on Ebay but its pricey and thermostats only for the z22 https://www.ebay.com/itm/271417067117?ssPageName=STRK:MESINDXX:IT&_trksid=p3984.m1436.l2649 Its either go used or spend some money. Thanks,Yocom Quote Link to comment
Toxicrain Posted February 7, 2018 Report Share Posted February 7, 2018 Thanks for the replys. Yes I do live in Cali.I have the smog thing covered but if I ever choose to sale the pickup its far better if it is legal.There is a pull-off on Ebay but its pricey and thermostats only for the z22 https://www.ebay.com/itm/271417067117?ssPageName=STRK:MESINDXX:IT&_trksid=p3984.m1436.l2649 Its either go used or spend some money. Thanks,Yocom If you can I would try picknpulls or even craigslist has some part out vehicles. my 2 cents is F" cali and throw a weber in there. Quote Link to comment
datzenmike Posted February 7, 2018 Report Share Posted February 7, 2018 I would trust a used $80 before a new one from China. Rebuild the one you have. Quote Link to comment
Charlie69 Posted February 9, 2018 Report Share Posted February 9, 2018 I think he lives in Cali and may not pass smog and visual inspection., Then move to a more cackwards state! LOL Quote Link to comment
DIY 1985 Posted February 17, 2018 Report Share Posted February 17, 2018 Will my 720 z24 1985 high altitude model one work? Quote Link to comment
DIY 1985 Posted February 17, 2018 Report Share Posted February 17, 2018 What is the shade-tree-mechanic, and commercial rebuilder, solution to slop on a Hitachi throttle shaft? Quote Link to comment
captain720 Posted February 17, 2018 Report Share Posted February 17, 2018 What is the shade-tree-mechanic, and commercial rebuilder, solution to slop on a Hitachi throttle shaft?Weber 2 Quote Link to comment
DIY 1985 Posted February 17, 2018 Report Share Posted February 17, 2018 I heard that Rochester folks will ream the hole in the carb's casting, press in a bushing, and drill and ream its hole to match the throttle shaft. This would assume that the throttle shaft hasn't changed much in size and is still concentric, but a machine shop could conceivably fix that too. I should kickstart it. 1 Quote Link to comment
datzenmike Posted February 17, 2018 Report Share Posted February 17, 2018 Thanks for the replys. Yes I do live in Cali.I have the smog thing covered but if I ever choose to sale the pickup its far better if it is legal.There is a pull-off on Ebay but its pricey and thermostats only for the z22 https://www.ebay.com/itm/271417067117?ssPageName=STRK:MESINDXX:IT&_trksid=p3984.m1436.l2649 Its either go used or spend some money. Thanks,Yocom ALL carbs have this. If the choke is on normally on a cold engine and you need full power (emergency or pulling out into traffic) and floor it, this device pulls the choke off so you have full performance. That's all it does. Also known as a choke un-loader. What is the shade-tree-mechanic, and commercial rebuilder, solution to slop on a Hitachi throttle shaft? I would just get the base plate from another carb. Never seen the throttle shaft so bad it affected running. A slight air leak is well within adjusting out with the mixture screw. Once above idle the leak is insignificant. Throttle shaft wear CAN cause the throttle plates to bind against the bore causing a hang up and poor return to idle condition. 1 Quote Link to comment
DIY 1985 Posted February 18, 2018 Report Share Posted February 18, 2018 So will mine work? It says Z24S, Cy-3(E), K4-24, 2KT60-43 on the cover? 1 Quote Link to comment
datzenmike Posted February 18, 2018 Report Share Posted February 18, 2018 I'm sure it will work, any choke heater will work but there must be dozens of them for differing uses. They are designed to apply the choke when cold and then warm up electrically in up to 8-10 minutes and turn the choke off. Naturally emissions is extremely high during the warm up so they must speed the engine warm up, shut off ASAP but not too soon. 2 Quote Link to comment
Charlie69 Posted February 18, 2018 Report Share Posted February 18, 2018 I heard that Rochester folks will ream the hole in the carb's casting, press in a bushing, and drill and ream its hole to match the throttle shaft. This would assume that the throttle shaft hasn't changed much in size and is still concentric, but a machine shop could conceivably fix that too. I should kickstart it. Bushing throttle shafts have been being done as long as I can remember. Rods Carbs here in Phoenix has been Installing throttle shaft bearings on my Webers since the 70s. Their name has changed I have been buying new Webers for several years but I will still buy a reasonably priced Weber and rebuild it for a spare. https://www.pegasusautoracing.com/productdetails.asp?RecID=5949 Quote Link to comment
Crashtd420 Posted February 18, 2018 Report Share Posted February 18, 2018 Bushing throttle shafts have been being done as long as I can remember. Rods Carbs here in Phoenix has been Installing throttle shaft bearings on my Webers since the 70s. Their name has changed I have been buying new Webers for several years but I will still buy a reasonably priced Weber and rebuild it for a spare. https://www.pegasusautoracing.com/productdetails.asp?RecID=5949 https://www.youtube.com/watch?v=abi40OrA8uY For $20 that seems like an upgrade anyone running the 32/36 weber should do... 1 Quote Link to comment
bottomwatcher Posted February 19, 2018 Report Share Posted February 19, 2018 Yep the only issue is the guy is looking for hitatchi parts. I did the bearings and seal conversion to my weber when the vacuum leak around the throttle shaft got so bad it idled rough. Slapped in the kit and smooth as silk for 15 years until I pulled the engine for a swap. I remember something about sealed skateboard bearings could be used for cheap. But that is all I remember never pursued because I had already installed the kit. 1 Quote Link to comment
Charlie69 Posted February 19, 2018 Report Share Posted February 19, 2018 There is a carb rebuild place onlinr that has the Hitachi rebuilt. http://www.carburetion.com/hitachicarburetorparts.asp simple google search Quote Link to comment
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