Engine, Intake, Exhaust Modifications to your Normally Aspirated Hyundai engine. Cold Air Intakes, Spark Plugs/wires, Cat back Exhaust...etc.

Installing 1.8L cams

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Old Jul 4, 2012 | 11:59 PM
  #1  
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Default Installing 1.8L cams

Hey everybody,



I recently picked up 1.8L cams for my 01 tiburon and when I was going to install them, a friend of mine was telling me I'd need to get the proper bearings machined to fit before I could install them.



I saw the DIY on installing the cams and it didn't mention anything about bearings. So are they an issue or can I just drop them in without any worries? Also, will the timing belt become an issue or anything?



Thanks for the help!
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Old Jul 5, 2012 | 06:48 AM
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The only difference in the 1.8 and 2.0 cams is the duration. Should be a direct swap iirc
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Old Jul 5, 2012 | 01:07 PM
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Well if you bought both the intake and exhaust cams, you just wasted money. The 1.8 intake cam is the only one you want because the 1.8 and 2.0 exhaust cams are indentical. Never hurts to have a spare though As for the machining part, they drop in without any issues. The only difference between the 1.8 and 2.0 heads is just the intake cam itself. So no worries!
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Old Jul 5, 2012 | 08:27 PM
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So I could just follow this DIY and everything should be fine right? Link to DIY



The person who wrote this mentions that installing the cam is like advancing the timing by about 6 degrees, but no actual adjustment on my part is necessary right?



Thanks guys, and sorry if I sound repetitive I just want to be sure.
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Old Jul 6, 2012 | 12:30 AM
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That was worded poorly, the 1.8 cam gives you 6 degrees of duration not timing
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Old Jul 7, 2012 | 10:24 PM
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^ Thanks for the clarification, but the rest of the DIY is correct right? I can follow it and not have ANY problems at all with the engine right? And I'm guessing/assuming this but my question about the bearings has been answered right? I do not need to go to a machine shop and get the proper sized bearing for the new cams right?



I really want to be sure this is COMPLETELY fail proof being that my car is my daily and I really have no money to account for mistakes. '



Thanks everybody
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Old Jul 9, 2012 | 11:47 AM
  #7  
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The cams for the beta I and II heads don't exactly have bearings, rather they have journals they sit in. But you can drop the 1.8 intake cam in there with no issues. I myself along with other users have done it with no issues. Just follow the DIY exactly as it tells you to and you should be fine. As for the timing, I do believe the 1.8 intake came opens sooner than the 2.0. That kind of info is available on hmaservice.com if you need to really know. Make sure that they cam markings are 5 links apart just like in the DIY to make sure the cam timing is correct. Also from experience, make sure to hand crank the motor over once the install is done to make sure that nothing is colliding on the inside. You can PM me if you need to know anything else as I'm glad to help. Otherwise, goodluck!
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Old Jul 9, 2012 | 11:54 AM
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do NOT over tighten the bolts when putting the cam back in the bolts are made of baby eyelashes or something



youll find yourself needing a new cylinder head like tibbychick
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Old Jul 9, 2012 | 12:03 PM
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Ahh those cam journal bolts.. Yeah they suck a lot. I think I have broke around like 3 or 4 of them. Then again, I misread the torque specs and was looking at the n/m instead of ft/lbs.. But I believe the torque rating is around 10 ft/lbs on those things. I have gotten to the point where I know if I'm close enough without an actual torque wrench, lol.
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Old Jul 11, 2012 | 11:27 AM
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Thanks guys for the great advice. I'll be careful with those journal bolts And nice to know about the bearing issue, thanks for the clarification.
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