| | | Mounting Techniques Every frame is different. Share and ask questions about mounting your motorized bicycle engine kit to your bicycle frame or bicycle rack | my engine leans!? Discussion at Motorized Bicycle Engine Kit Forum in the Mounting Techniques forum. Might it be leaning because the front is not attatched?...  | | 
03-30-2009, 04:11 PM
|  | Godfather of Motorized Bicycles | | Join Date: Jan 2008 Location: Ashtabula county, Ohio
Posts: 7,121
| | Re: my engine leans!? Might it be leaning because the front is not attatched?
__________________ If it ain't broke, and you mess with it long enough, it will be. | 
03-30-2009, 05:50 PM
| | Motorized Bicycle Senior Member | | Join Date: Jul 2008
Posts: 53
| | Re: my engine leans!? Quote:
Originally Posted by 2door Theon,
Maybe I'm missing something here but I can't understand what you have done. It appears that there were two rear mounting blocks (spacers) in your kit and you have used both of them, stacked them end to end to achieve the reach you need to mount the motor in the frame. I have 3 kits and none of them came with 2 spacer blocks as yours apparently did. We need someone who has run across this to offer some advice. What did you do for the front mount? I know the semi-circular area at the front of your engine will not fit the Jaguar down tube. How is the engine mounted in front? Trying to help you here but need more information.
Tom | The front mount works... idk what you are talking about...
I bought the new 2009 grubee gen II, it has steel lined cylinders.... I will be doing a review and a completed bicycle thread.
Thanks for the help! | 
03-30-2009, 06:41 PM
|  | Motorized Bicycle Elite Member | | Join Date: Mar 2009 Location: Wallyworld Conn.
Posts: 108
| | Re: my engine leans!? First off,what do you mean by lean?? if its what I think I had the same problem last summer.
My fix was to loosen the mounts and clean the whole area ,after that I shimmed it with some old tire tube and tightened to where I was comfortable,a little loctite and I havent had the problem since,although it pays to check your mounts frequently.
....hope this helps,im in my second year of this,im still learning too but if you have any questions please ask ive made alot of the mistakes allready..LOL  | 
03-30-2009, 08:32 PM
|  | Motorized Bicycle Elite Member | | Join Date: May 2008 Location: Fountain Hills, Arizona
Posts: 890
| | Re: my engine leans!? pics say a thousand words
could we see front n rear mounts...
would make helping you a lot easier | 
03-31-2009, 05:28 AM
|  | Motorized Bicycle Elite Member | | Join Date: Apr 2008 Location: Albuquerque
Posts: 1,086
| | Re: my engine leans!? Oh lets see the situation picts please lets............... JUST WANNA HELP!!!!!!!!!!!!!!! | 
03-31-2009, 10:40 PM
| | Motorized Bicycle Senior Member | | Join Date: Jul 2008
Posts: 53
| | Re: my engine leans!? Quote:
Originally Posted by Bikeguy Joe Might it be leaning because the front is not attatched? | WOW... I attached the front but is that a common prob, or just a joke?
I was sure that had posted a picture in my last post... I was rushing.
The engine is just tilted a little to the left on the top..., I have not tried remounting it yet. I should probably just try to loosen the mounts completely and try over.
Any ways here is the front and rear...
Last edited by theonlyhek : 03-31-2009 at 10:43 PM.
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04-01-2009, 12:34 PM
|  | Moderator | | Join Date: Sep 2008 Location: Littleton, Colorado
Posts: 1,906
| | Re: my engine leans!? Okay, I was right about the stacked spacers on the rear and I'm still stumped as to how that front mount fits a Jaguar downtube. Possibly the Starfire Gen II is a slightly different configuration from the standard Chinese motors most of us use. I was going to suggest remounting the engine but I think some research into the new motors might be wise. It's possible they have redesigned them to accommodate the popular cruiser style frames.
Tom
__________________ Age and Treachery Will Always Triumph
Over Youth and Skill
Last edited by 2door : 04-01-2009 at 01:55 PM.
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04-01-2009, 12:57 PM
|  | Motorized Bicycle Elite Member | | Join Date: May 2008 Location: Fountain Hills, Arizona
Posts: 890
| | Re: my engine leans!? I think I read that the new kits have a wider front mount
I guy was asking Pablo about it concerning their new front mount they are selling | 
04-01-2009, 01:22 PM
|  | Moderator | | Join Date: Sep 2008 Location: Littleton, Colorado
Posts: 1,906
| | Re: my engine leans!? Bill,
That would explain it. Have you heard anything about the newer kits coming with 2 spacers that apparently came with this man's kit? I'm wondering if this is the way they intended the engine to mount if they have indeed increased the diameter of the front mount to accommodate oversized cruiser frames. In view of the fact that he has the engine mounted, apparently solidly, I'm of the opinion that a slight misalignment may not be enough to be concerned with. Even if the motor leans a little, as long as his chain isn't hitting the clutch actuator cover and is reasonably aligned to the rear sprocket, I'll conclude that maybe he's good to go. Any other opinions?
Tom
__________________ Age and Treachery Will Always Triumph
Over Youth and Skill
Last edited by 2door : 04-01-2009 at 01:30 PM.
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04-02-2009, 12:07 AM
| | Motorized Bicycle Senior Member | | Join Date: Jul 2008
Posts: 53
| | Re: my engine leans!? Quote:
Originally Posted by 2door Bill,
That would explain it. Have you heard anything about the newer kits coming with 2 spacers that apparently came with this man's kit? I'm wondering if this is the way they intended the engine to mount if they have indeed increased the diameter of the front mount to accommodate oversized cruiser frames. In view of the fact that he has the engine mounted, apparently solidly, I'm of the opinion that a slight misalignment may not be enough to be concerned with. Even if the motor leans a little, as long as his chain isn't hitting the clutch actuator cover and is reasonably aligned to the rear sprocket, I'll conclude that maybe he's good to go. Any other opinions?
Tom | Hey man Thanks!
You know I had a feeling that I would be sort of in uncharted waters by buying a brand new 2009 design. I bought the Grubee starfire Gen II, it fits the front and rear mount curvatures'. It is very solid, I talked it over with a couple friends and determined that chain is running true, and the sprockets are within 1/2 to 1/4 inch. The difference is due to the amount of angle that the engine is tilted, if it were not leaning they would line up perfectly.
I hope that I can find a way to solid mount the rear mount with one spacer, and extend the front engine mount, like 2door's. I really like that mount because of the rubber. The engine runs so SMOOTH on 20:1! I can't wait to WOT... Vroom Vroom!  | | Thread Tools | | | | Display Modes | Linear Mode |
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