TRX250r.org

Author Topic: Spark Plug  (Read 4918 times)

Offline zcarlson12

Spark Plug
« on: July 28, 2013, 07:02:05 PM »
What are you guys running? I did some research already but it seems like everyone uses either the b8es or the b9es. My motor is a ESR 310 if that matters. Thanks.
Laeger 310R

Offline fearlessfred

Spark Plug
« Reply #1 on: July 28, 2013, 07:13:32 PM »
runnin the sandunes I allway run 9s.really suppose to use the ground strap to determine the heatrange .more horse power ,colder plug

Offline Pumashine

Spark Plug
« Reply #2 on: July 28, 2013, 07:23:15 PM »
Quote from: fearlessfred;6237
runnin the sandunes I allway run 9s.really suppose to use the ground strap to determine the heatrange .more horse power ,colder plug

This is true but if you are jetted rich the 9's will foul plugs more often. I'm lazy and use the 8
Puma 408, Puma 431,  Pilot 412, Puma 431, Mini-tooth 486 Trx450r
89mm  Mini tooth Shearer in frame pipe chromed! With Cascade  Q

Offline zcarlson12

Spark Plug
« Reply #3 on: July 28, 2013, 08:25:00 PM »
Thanks guys. I'll be doing mostly woods and mx.
Laeger 310R

Offline jcs003

Spark Plug
« Reply #4 on: July 29, 2013, 01:44:49 PM »
with the cr ignition its difficult to foul plugs, even if rich.  so it would be the 9 with the cr250r ignition.  with stock its safer to use an 8 in my experience.

john

Offline Tbone07

Spark Plug
« Reply #5 on: July 29, 2013, 03:52:38 PM »
BR9EIX is what i'm running. Works great, no fouled plugs as of right now.
LED Performance 350R
Laegers-JD Performance-GThunder-HLS-PEP-HiPer-GBC

RIP Laz

Offline sameltoe

Spark Plug
« Reply #6 on: July 29, 2013, 04:02:05 PM »
Quote from: Tbone07;6335
BR9EIX is what i'm running. Works great, no fouled plugs as of right now.
Mr.PC2000
That's the only plug we can use I believe.
Arens, Arsfx, BHP363
Arens, lsr dc2 no link, lsr dc4, BHP363

Offline PORTED R

Spark Plug
« Reply #7 on: July 30, 2013, 03:57:43 AM »
No good luck with 9's,but I jet rich
I always use 8's
McCoy ProX 350 5mil Duner
McCoys Performance -1-530-476-2222

Offline mx250r91

Spark Plug
« Reply #8 on: July 30, 2013, 05:08:48 AM »
BR8EG, also this is the specd plug for 00-01' CR250s

Offline zcarlson12

Spark Plug
« Reply #9 on: July 30, 2013, 08:21:39 AM »
Thanks for the info guys. Ordered a bunch of 8's yesterday. I looked at what plug I was using and it was a 9 so I guess I'll see which works better.
Laeger 310R

Offline Tbone07

Spark Plug
« Reply #10 on: July 30, 2013, 09:23:17 AM »
Quote from: sameltoe;6336
Mr.PC2000
That's the only plug we can use I believe.

We must be speshul :excitement:
LED Performance 350R
Laegers-JD Performance-GThunder-HLS-PEP-HiPer-GBC

RIP Laz

 

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