kientech exhaust modification

DSN_KLR650
Jeff Khoury
Posts: 684
Joined: Tue Mar 31, 2009 11:08 am

klr600

Post by Jeff Khoury » Fri Jun 19, 2009 10:11 am

Good Morning, I will just chime in with a quick observation. Don't in any way take this as a discouragement, but: The KLRs are GREAT bikes, but they are not high-performance machines. Most of the people I know, talk to, or read about eventually make the observation that KLR performance mods do not add a ton of extra "umph" and tend to kill the gas mileage. I love my KLR, and I love it even more since I've come to accept it for what it is, and what it isn't. It IS: A rugged, reliable bike capable of decent highway performance and decent off-road performance. With a couple of minor mods, you can get a LITTLE more snappiness out of it. An easy handling, safe bike with good suspension An almost perfect fire trail bike, able to run them all day without complaint An OK touring bike as long as you stick to the 2-laners. Extended stretches of interstate give you numb hands and iron butt. It IS NOT: A high-performance road bike A motocross bike A Gold Wing What I ended up doing was picking up an old Seca II for $500.00 and doing the performance mods to it. The engine, frame and suspesion of a street bike responds better to the performance mods. It only costs about 30 bucks a year for registration and my insurance only went up 9 bucks a month. These are my observations and there are quite a few others that have made the same. Whatever you decide, enjoy it. KLRs are great bikes regardless. -Jeff Khoury
----- Original Message ----- From: "benji_sounds" To: "DSN KLR650" DSN_KLR650@yahoogroups.com> Sent: Friday, June 19, 2009 5:06:50 AM GMT -08:00 US/Canada Pacific Subject: [DSN_KLR650] KLR600 Hi guys another thread I know im on a bit of a roll and perhaps I should do one job at a time!!! I have found a stage 3 dynojet kit that I am interested in fitting to my bike, I am just wondering what a good performance based exhaust would be to accompany this install as I do still really need an exhaust. Also what else could accompany these installs I am interested in acceleration as the bikes generally arent too good at high speed anyway! [Non-text portions of this message have been removed]

Rick McCauley
Posts: 526
Joined: Mon Feb 14, 2005 1:28 pm

klr600

Post by Rick McCauley » Fri Jun 19, 2009 10:21 am

So true and well said. I believe the only thing I am going to do is drill the 7/64 hole in my slide, and MAYBE raise the needle a tad. If I raise the needle, I am only going to raise it .005 " Rick A17 ___________________________________________________ Good Morning, I will just chime in with a quick observation. Don't in any way take this as a discouragement, but: The KLRs are GREAT bikes, but they are not high-performance machines. Most of the people I know, talk to, or read about eventually make the observation that KLR performance mods do not add a ton of extra "umph" and tend to kill the gas mileage. I love my KLR, and I love it even more since I've come to accept it for what it is, and what it isn't. It IS: A rugged, reliable bike capable of decent highway performance and decent off-road performance. With a couple of minor mods, you can get a LITTLE more snappiness out of it. An easy handling, safe bike with good suspension An almost perfect fire trail bike, able to run them all day without complaint An OK touring bike as long as you stick to the 2-laners. Extended stretches of interstate give you numb hands and iron butt. It IS NOT: A high-performance road bike A motocross bike A Gold Wing What I ended up doing was picking up an old Seca II for $500.00 and doing the performance mods to it. The engine, frame and suspesion of a street bike responds better to the performance mods. It only costs about 30 bucks a year for registration and my insurance only went up 9 bucks a month. These are my observations and there are quite a few others that have made the same. Whatever you decide, enjoy it. KLRs are great bikes regardless. -Jeff Khoury [Non-text portions of this message have been removed]

Jeff Khoury
Posts: 684
Joined: Tue Mar 31, 2009 11:08 am

klr600

Post by Jeff Khoury » Fri Jun 19, 2009 10:58 am

The mods that I've done have made an incremental difference, but it's not night-and-day. The general consensus of the mods that have the biggest "bang for the buck" without going over the top are: Performance Mods: Shim the needle ($0.22 mod) Drill the slide to 7/64" Drill out the plug and set the idle mixture (per the link I posted yesterday) (30-45 minutes) Tweetyectomy (per the instructions I posted yesterday) (Took me about an hour) Airbox "L" mod and/or snorkel removal (45 minutes) PCV Valve mod (I used the '94 LHS part) (5 Minutes) Countershaft sprocket change to suit your primary riding type: 14T = Heavy dirt use (turns it into a wheelie machine) 15T = Stock (Good Balance) 16T = More road-oriented (you lose some low-end torque but gain easier highway cruising) (30 Minutes) Reliability Mods: Safety switch(es) override (20 Minutes) Carb vent "T" mod (10 minutes) De-Californication (I can't officially recommend this one of course) (45 minutes) Doohickey (Haven't done it yet) In my (humble) opinion, going beyond these gives you diminishing returns and really kills the mileage. As I said before though, don't let that discourage you. I love reading about all of the things KLR owners do to their bikes. If you go to ADVRider or KLR650.net, you'll see a lot of the experienced riders and posters that have done all the mods, and when they buy their second KLR, they only do a certain subset because they've seen the diminishing returns. What I'd really like to see is someone doing an ER-6n engine transplant. That would rock. -Jeff Khoury
----- Original Message ----- From: "Rick McCauley" To: "dsn klr650" dsn_klr650@yahoogroups.com> Sent: Friday, June 19, 2009 8:21:45 AM GMT -08:00 US/Canada Pacific Subject: [DSN_KLR650] RE: KLR600 So true and well said. I believe the only thing I am going to do is drill the 7/64 hole in my slide, and MAYBE raise the needle a tad. If I raise the needle, I am only going to raise it .005 " Rick A17 ___________________________________________________ Good Morning, I will just chime in with a quick observation. Don't in any way take this as a discouragement, but: The KLRs are GREAT bikes, but they are not high-performance machines. Most of the people I know, talk to, or read about eventually make the observation that KLR performance mods do not add a ton of extra "umph" and tend to kill the gas mileage. I love my KLR, and I love it even more since I've come to accept it for what it is, and what it isn't. It IS: A rugged, reliable bike capable of decent highway performance and decent off-road performance. With a couple of minor mods, you can get a LITTLE more snappiness out of it. An easy handling, safe bike with good suspension An almost perfect fire trail bike, able to run them all day without complaint An OK touring bike as long as you stick to the 2-laners. Extended stretches of interstate give you numb hands and iron butt. It IS NOT: A high-performance road bike A motocross bike A Gold Wing What I ended up doing was picking up an old Seca II for $500.00 and doing the performance mods to it. The engine, frame and suspesion of a street bike responds better to the performance mods. It only costs about 30 bucks a year for registration and my insurance only went up 9 bucks a month. These are my observations and there are quite a few others that have made the same. Whatever you decide, enjoy it. KLRs are great bikes regardless. -Jeff Khoury [Non-text portions of this message have been removed] [Non-text portions of this message have been removed]

Mike Frey
Posts: 833
Joined: Sun Apr 04, 2004 10:53 am

klr600

Post by Mike Frey » Fri Jun 19, 2009 11:35 am

My son's 650R sits next to my KLR in the garage, and I keep eyeballing the engine, thinking of how easy (or difficult) it would be to transplant that twin into the KLR....... Mike Jeff Khoury wrote:
> > > What I'd really like to see is someone doing an ER-6n engine > transplant. That would rock. > > -Jeff Khoury > > >

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