What mods and what jetting are you running?

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#1
Just like the title says what are your jetting specs and what mods?

Year:
Pilot:
Needle:
Main:
Fuel Screw:
Leak Jet:

Intake:
Exhaust:
Cams:
Piston:
Porting:
Bore:
 

TheViking

Active Member
Apr 8, 2012
#2
Year: 2004
Pilot: Me
Needle: Ouch
Main: 190
Fuel Screw: Yes
Leak Jet: Sometimes it does

Intake: K & N
Exhaust: HMF
Cams: Stock
Piston: Just One
Porting: Stock
Bore: Never Boring


Seriously, I have no clue what some of that is I have. Thats why I'm here.....to learn!
 

StonedInNy

Active Member
Apr 9, 2012
#3
Year:04 471
Pilot:
Needle:
Main:195
Fuel Screw: R/D 2turns out
Leak Jet:
on c16 dyno tuned
Intake:FCI. 43mm 03 FCR
Exhaust:Venom
Cams:RE custom grind 242
Piston: Rossier racegas piston
Porting:RE +1ex
Bore: S/B Stroked
 

ridinredjav

Active Member
Apr 10, 2012
#4
Year: 2004
Pilot: 52
Needle: HRC
Main: 185
Fuel Screw: not sure lol
Leak Jet: NA

Intake: dasa w/06 UNI
Exhaust: full system HMF balllance
Cams: early HRC
Piston: JE 12-1
Porting: stock
Bore: stock
 

Fastlane225

Active Member
Apr 13, 2012
#5
Year: 05
Pilot: 48
Needle: HRC 3rd slot
Main: 180
Fuel Screw: 2 1/4
Leak Jet: N/A

Intake: Stock with Uni Filter
Exhaust: Full Sparks
Cams: Stock
Piston: Stock
Porting: Stock
Bore: Stock
 

bvet4dog

mmhmm bacon!
Apr 10, 2012
#6
Year: 07
Pilot: stock setting
Needle: stock setting
Main: stock
Fuel Screw: stock
Leak Jet: stock

Intake: Stock with Uni Filter
Exhaust: stock
Cams: Stock
Piston: Stock
Porting: Stock
Bore: Stock

this summer i want to do hrc kit + full exhaust+suspension revalve at jet.
 

gunny

Active Member
Apr 13, 2012
#7
Year:07
Pilot:45
Needle:nvcq 3rd clip
Main:165
Fuel Screw:2 1/2
Leak Jet:45

Intake:stock filter, no screen on the cage, modded lid
Exhaust:hmf full system
Cams:hrc cam
Piston:stock
Porting:stock
Bore: stock
 

bigbul0101

Active Member
Apr 13, 2012
#8
Year:2004
Pilot:50
Needle:hrc
Main:185
Fuel Screw:?
Leak Jet:

Intake:no lid, uni filter, cut off intake snorkel and hrc 3 way breather T
Exhaust:full lrd(would like to upgrade)
Cams: stage 2 hotcam
Piston:stock(would like to upgrade)
Porting:trail port
Bore:stock

head is off now so i'm gonna remove middle layer of head gasket and see how well that works. should have it all back together in the next day or 2 time permitting.
 

Loud450man

Active Member
Apr 13, 2012
#9
Year:05
Pilot:48
Needle:hrc 3rd clip
Main:180
Fuel Screw:2.25
Leak Jet:

Intake:dasa,uni
Exhaust:nmotion
Cams:hc stage 2
Piston:CP 12:0:1
Porting:quadified mx port
Bore:sb
 
Apr 9, 2012
#10
Year: 07
Pilot: 55
Needle: Sudco OCFBH bottom notch
Main: 200
Fuel Screw: 2 +/-
Leak Jet: Blocked off
Fuel: e85

Intake: Dasa/ cut box
Exhaust: Dasa Classic w/steel wool wrap on baffle
Cam: Web 242/921 straight up
Piston: CP MX98 14.4:1
Porting: Custom Dasa w/+1 EX
Bore: 98mm
Stroke: Stock
 

Mattonln

Active Member
Apr 10, 2012
#11
Year:05
Pilot:52
Needle: hand tapered sudco
Main:195
Fuel Screw:2
Leak Jet:blocked
Fuel: e85

Intake: dasa cut box
Exhaust: dasa
Cams: 208/921 -4
Piston: wiseco junk
Porting: DPATV race +1
Bore: 94
 

DPCones

Active Member
Apr 9, 2012
#12
Year: 07
Pilot: 42
Needle: NVCQ 3rd slot
Main: 165
Fuel Screw: flex Jet
Leak Jet: 55

Intake: K&N w/outerwhere and billet ring- no lid
Exhaust: Dasa Classic
Cams: HC Stage 2
Piston: Stock
Porting: Not yet
Bore: Stock
 

ghott

Active Member
Apr 12, 2012
#13
Year: 2005 (with stock '05 carb)
Pilot: 52
Needle: HRC on 3rd clip
Main: 185
Fuel Screw: 2.5 turns out
Leak Jet: N/A

Fuel: Cam2 110 Purple
Intake: Fuel Customs w/ DASA Filter
Exhaust: DASA Classic
Cams: HC Stage 3
Piston: RAGE/CP Decked Head Piston - 15.5:1 total comp
Porting: Wicked Epoxy +1
Bore: 94mm (stock bore/stroke)

The above was dyno verified to be just a bit rich on the main jet.

New setup will be with a 43.5mm Taper Bored FCR...will post the jetting specs for that if I ever get her dyno tuned.
 

ridingred

Active Member
Apr 12, 2012
#15
Year: 2005
Pilot: stock
Needle: stock 4th clip from top
Main: 185
Fuel Screw: 2 1/2
Leak Jet: N/A

Intake: stock
Exhaust: Hotdogz full stainless
Cams: HRC
Piston: stock slug
Porting: stock
Bore: stock
 

airmobile101

Lifetime Member
Apr 17, 2012
#17
Year: 2007 (04-05 CARB)
Pilot: 48
Needle: MIDDLE CLIP
Main: 172
Fuel Screw: 2 3/4
Leak Jet: NA

Intake: UNI with no cage
Exhaust: Rossier Engineering
Cams: Web 943/921
Piston: CP 13:5:1 -------- CRF 450 head gasket:headbang:
Porting: Hung Racing w/ Ferrea stainless Intakes
Bore: stock
 

alanbmx

Active Member
Apr 12, 2012
#18
Year: 08
Pilot: 45
Needle: OBEL-R (5th clip)
Main: 168
Fuel Screw: R&D'S Flex-Jet 2 1/8 turns out
Leak Jet: 55

Intake: stock, K&N w/outerware, no lid
Exhaust: DASA
Cams: HRC
Piston: stock
Porting: none (coming soon)
Bore: stock
 

Burke

Troll Slayer
Lifetime Member
Apr 18, 2012
#19
Year: 2008 TRX450ER
Pilot: 42
Needle: NCVQ
Main:195
Fuel Screw: 1 3/4
Leak Jet: Plugged that hooker

Intake: stock box & boot, K&N, no lid
Exhaust: HRC Header / Motoworks Slip-on
Cams: Early HRC (I only need one)
Piston: Stock
Porting: Nuckinfuts
Bore: Stock

Maybe it should also be noted that I have a Sredrum 42.5mm carb
 

clemet

Active Member
Apr 21, 2012
#20
Year: 07
Pilot: stock
Needle: Yamaha (I forget the number got it from Alba)
Main: 165
Fuel Screw: 2.5T
Leak Jet: stock

Intake: K&N w/outerwears, no lid
Exhaust: Big Gun full system
Cams: Stock
Piston: Stock
Porting: Stock
Bore: Stock