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Cam Chain tensioner confused


ragtoplvr

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Posted

2002 R1150 RS 44K

 

Going to do the cam chain tensioner. I think I have the wrong parts.

 

In looking up the parts I find

 

11312325563

listed as a cam chain tensioner upgrade kit for

 

$301.00 WTF!!!

 

Is this true!

 

Is there any harm in putting up with the noise from the current one, which is annoying. It will not break my precious bits inside will it.

 

It is a design deficit, they do not have to make such a profit.

 

The parts listed in the excellent Advrider upgrade

11-31-7-656-922

and 11-31-1-340-741 do not come up as found on the online fiche they were supposed to be less expensive!

 

When I ride with my harley rider friends I have to start up last because I am embarrased by the noise, and then I have to go by feel because DOG knows I will never hear mine start. I enjoy way too much being able to outrun, out corner, out brake, and outdistance all of them, but I wish the bike did not rattle so much. Then I would have it all!!!! And I want it all But for $301!!!! when it is their screwup

 

Advice please

 

Thanks in advance

 

Rod

Posted

The $300 solution is from a previous revision, the current tensioner parts set should be around $50. Here was my Chicago BMW order from 2005 (prices are probably higher now):

 

PN Description Qty UnitCost Extended Cost

07119963308 SEAL RING * S 1 $0.16 $0.16

11317656922 PISTON S 1 $28.40 $28.40

11317688629 CYLINDER S 1 $19.20 $19.20

 

I'm not sure why you're not able to pull it up, maybe the numbers have changed yet again? Call Chicago BMW and they will help you sort it out.

Posted

1ea)--13541341797 Throtle body "O" ring (optional)

 

1ea)--07119963308 seal ring

 

1ea)--11317656922 piston

 

1ea)--11317688629 cylinder

 

Call Mark at Chacago BMW (20% off list price) 1-800-262-9150

 

Twisty

Posted

Are those part #'s good for a 03 1150RT also?

Posted
Are those part #'s good for a 03 1150RT also?

 

Eric, should be unless superceded to newer numbers.. Those Part numbers are a little older now but were valid a few months ago.. Those numbers (or their replacement) should work in all the 1100/1150 engines (L/H side only)..

 

Twisty

Posted

Thanks Bil thumbsup.gif

Slartidbartfast
Posted

It is my understanding that the VERY latest version of the revised tensioner became available only in early 2007. However, it appears to be the same enclosed-spring plunger (the bit you need to change) as the previous revision with new design of tensioner bolt, rather than an added spacer to allow it to fit into the original design of tensioner bolt (The 2005? update). I wrote a table, comparing the part-numbers for all three oilhead chain tensioners going back to the earliest 1994 oilheads up to the very latest HP-2 for comparison's sake recently but now I can't find it. (However, little or nothing changed, except the LH tensioner and the plunger and guide-rail for the center tensioner so if you're having trouble with the parts just look up a replacement for the 1200. The RH tensioner has never changed at all.

 

BTW, I paid closer to $100 for the latest LH tensioner, just a few months ago - and that was the discounted price. Bad news is, it didn't fix the problem.... but that's another story.

Posted
Is there any harm in putting up with the noise from the current one, which is annoying. It will not break my precious bits inside will it.
Are you hearing chain slap just at start up or continuously? If just momentarily at start up, it will not harm a thing. OTOH if it is continuous, it will eventually tear up the plastic chain guide rails and should be fixed.
Posted

The Adv Rider process that I saw in a photo essay is a long and involved process. I have changed out two cam chain tensioners in under 60 minutes each with what I believe is a simpler method.

 

You will need a 15 MM and 17 MM stubby 12 point combination angled box end and open end wrenches. I got a set from Sears (part # 44111, 7 Piece Short Combination Wrench Set metric). You will need a small magnet. I took a telescoping pick-up magnet and bent it at 90 degrees about 6 inches from the magnet tip.

 

Slide the air tube off of the left TB back into the air box. Remove the TB from the manifold and secure in its same relative position using a wire hanging off of the left side hand grip. This way you won't have to remove and electircal or machanical connections. Just hang it at the same level as it was mounted to the cylinder head so you don't disturb any of the connections.

 

Slide the box end of 17MM wrench up from underneith the TB onto the top "nut" of the cam chain tensioner. Unscrew the body. Once it is unscrewed all the way up remove the body and the spring. Put the magnet down into the hole and remove the inner part of this 3-piece assembly. (Because of the tight space here you will be working the wrench in small increments through this process.)

 

Make sure the two parts for the mew cam chain tensioner are inserted together correctly. Place the new cam chain tensioner into place in the hole and finger tightern it down into the hole to make sure it is seating correctly. When it is seated as far as you can get it with your fingers put the 15mm box end on the tensioner and tighten as far as you can. You can't get a torque wrench in here with this method but it has a fairly high torque value (if I remenber correctly) so your hand tightening it up quite tightly should be "close enough" (Note: you will have to make that decision for yourself. I'm only sharing what I have done)

 

Bolt the TB back into the hylinder head and be sure the throttle and electrical lines are clear and correctly oriented. Put a new "o" ring on the air pipe and slide it back onto the TB. Use the orientation marks on the plasitc and the TB to be sure it is aligned correctly. Tighten the outer clamp and you are done. Check all lines again to be sure nothing is pinched or hanging up.

 

It should take about an hour to get it all done...including thinking about it during the process. These change outs were made on two R1150RT's. Your resuls may vary.

Posted

Francis,, good write up.. I will add that I always drop the bike onto the side stand just before I remove the L/H tensioner as that raises the control arm slightly & gives more access to get the tensioner in & out as well as wrench access..

 

Twisty

Posted

I change out left side tensioners on 1100's with these tools + magnet and take nothing off or apart.

 

pic attached.

992700-IMG_1331.JPG.9b7e4cb3e94dcfb83765fa78f780f769.JPG

Posted

I recognize everything in the phot except the two small pieces near the handle of the pick. What are they?

Posted

Sorry for the poor pic as it's cold out in the garage! grin.gif The 2 items near the handle are "wrench sockets". By placing the socket,(17mm for the original and the 15mm for the upgrade, on the cam tensioner bolt, I get the clearance I need for the crowfoot wrench in this tight space. You need to set the ratchet rotation in the opposite direction you normaly would to get the correct rotation as you are working the tool upside down.

 

 

 

Pic attached.

992874-IMG_1609.JPG.a327a04d377b80f8e8e2ffead57b47b1.JPG

Posted

I recognize everything (including the crow's feet) , except the two things numbered 15 and 17 next to the handle. What are they?

Posted
I recognize everything (including the crow's feet) , except the two things numbered 15 and 17 next to the handle. What are they?

 

Ahhh THIS THING

 

wrenchsocket.jpg

Wrench Sockets. Never knew they existed - Thanks!

Posted

Yes, that's the critter.

 

 

 

Pic attached!

992982-IMG_1335.jpg.36bba76efdb775a1826aaae394944e0f.jpg

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