- 42mm Sudco jetting
- Looking for summer intership
- Sudco dual 42s 750 jetting advice..
- True bore 40's with Spec 1 jetting
- tiple carb fuel pump setup
- 1996 xp carb jetting
- tbm alum charging flywheel torque specs, Please help
- got
- Port timing on a GroupK 1100
- 93 750 ss.xi hp
- GroupK SXR-850 carb jetting
- spx mods
- 750sx timings
- GroupK Ultra intake manifolds
- Low Compression or not ?
- Ported SXR 800 Cylinder, work done by Group K?
- 93 750 ss xi jetting questions
- 760 big bore options
- Swamped/submerged/Sunk ski -water removal from cylinder and engine
- Who makes jetboat wire harnesses
- squish?
- SBN 44 set up for a 650 Group K hammer 92
- 42 kehin sudco
- SX650 Squish
- Waveblaster waterbox options
- jet sizes
- 96 sts 750 duel carb jetting for 6000' altitude
- Constant Velocity kits
- westcoast 550sx reed cylinder stud in js440
- 650 or 750?
- Thanks Harry
- 97.5 951 rebuild???
- Extrude hone mainfold/head pipe
- Porting lowers compression?
- bottom end hesitation on my GroupK SXR-850
- 64.8 MPH Duplicated and beat the GroupK 96xp Rossier pipe setup with 42mm Novi's
- 300sx carb jetting 38sbn on Group K ported cyl
- westcoast head
- Dual Kehin 42 suduco Jetting
- 780cc bigbore single 46mm sbn jetting
- I did your old GroupK 96xp setup. Rossier pipe, 42m Novi's, X1. Any suggestions???
- Drive shaft
- 550sx reed pistons in a PP?
- sn sj 650
- Is there a big power increase to be had with race gas?
- Fuel/Air separator install
- Racer X Magazine July 2011
- microtouch
- SD 951 91mm
- grs bn38's?
- Js 440 questions
- dear sir
- yamaha 650
- 42 Sucdo Keihin on 650 Kawi.
- IDing Help
- Duel 44's on a 61x case too much...?
- freestyle cylinder
- hey harry...
- Westcoast RC520 Timing
- compression issue
- carb settings
- 701 62T sbn46 jets
- Wiseco racing pistons for SXR 800
- Yamaha 1200 problem
- Westcoast sleeves
- JS550 SBN Jetting
- 7200 rpm brain box for the TS 640
- 44sbn jet sizes
- your plumbing kit
- Keihin 42mm Carb tuning
- base gasket
- kawasaki ZXI 900 question
- 760 yamaha swap questions for Harry
- Did westcoast ever make 550 motor mounts?
- deported kawi
- Wiseco "racing" piston for SX-R 800
- sxr 800 head stud torque setting.
- Rec XPL reccomendation
- Thanks Harry
- 2001 ultra 130 di opinion
- Aftermarket head, dome reshape ?
- 550 reed cage questions
- carb difference
- fresh watercraft 650sx taberbored nozzles
- MRD or carbs?
- Thrust Washer question
- Carb Boring
- cylinder studs on a SXR 800
- torque plates
- stock 06 sxr prok airfilters aircrews?
- Big Bore SXR jetting
- Deck Hight
- 61x /64u head
- 750sx piston swap 650sx cylinder
- Recommended piston/cylinder clearance for a big bore sxr 800
- Blaster 2 760 ignition curves
- ? About GP1200 sleeper mod
- Big Pin resleeve
- Tech Basics for SXR 900 & 1100 conversions
- 6m6 to F800
- 1100 zxi bored CDKII carbs
- 771 big bore question
- Tiny Tach
- Copper Head and base gasket
- Superjet with Type 4 Dry Pipe jetting
- msd ignition
- Getting Work Done by Group K - Some Questions
- Kawi 750 big pin porting differences
- Exrenal Press Reg for 44SBNs
- 96 gsx 800
- 1990 SP, 587 SBT motor w/West Coast Pipe
- Piston swap
- Exhaust jetting kit
- 1100 front cyl hot while flushing motor
- 750 sx small pin fp/dual 44mm jetting runs rough on topend
- RAD Total loss flywheel
- porting on a 650 superjet
- ingnition questions
- Help with research
- Super Jet Jetting
- 650sx boring pump nozzle?
- which oil to use
- Fx-900
- 96 XP Impeller, Nozzle, and Grate Advice...
- GK 1390 91 Octane Jetting Specs??
- New carb on a Sleeper Kit
- 845...?,s
- WestCoast Pipe ?'s
- factory pipe
- 750 x2
- My Mini Saga 750SX Modified
- zxi head
- Jetmate?
- Milling stock head
- Kawasaki 849 Jetting
- 97 Yamaha Superjet Factory Carb Settings??
- carb setting on cylinder porting sx 750
- 849 sxr exhaust
- Piston windows
- 720 pipe forward
- Recomended oil.
- 650sx hull with 750 bigpin daul keihins
- Westcoast reed cylinders and WC head dome compression
- Westcoast 750 reed stuffers
- By any chance
- sxr head on a 750 sxi
- 440 aluminum driveline with too much run out
- Goatcher Ski Prop...
- Kawi 650 exhaust
- Sxr 850
- I would like to have my flywheel lightened before the season starts
- WTB ported 1300 npv cylinders
- msd enhancer compatible tach
- westcoast pipe 550
- Goatcher Ski Carbs...
- 550 westcoast mod engine
- More Questions on Goatcher's Ski...
- Compression testing
- 550 westcoast mod
- 1100 Exhaust Port clean up
- Goatcher's 1993 Pro Mod 550
- Engine sealing question?
- Piston ring eng gap on Hammer 701
- ecu reflashing and high performance pwc
- 650sx 105 build cost
- 750 PJS head damage... can it be re-cut?
- Holeshot and midrange accel.
- Prop
- Seadoo 787 sleeper ?
- SXR Hammer Base Gasket
- offshore raing.?
- Port matching 61x cylinders
- acceptable bore taper in yamaha twin?
- harry im sending u my motor
- Fuel Reversion...Revisited
- 900/1100 questions
- 550
- Piston/cylinder clearance ona Yamaha superstocker
- kawi 750xi cyldiner porting
- Wb2 1200
- 98 951 xpl silver..
- Tigershark 650 head
- is this true...
- westcoast impellers
- jetting
- Bought used ski, how can I tell if group K parts?
- Polaris 780 performance mods
- SXR 849 or Factory Wet Pipe?
- SJ Drive Line
- sxr 800 carbs
- Sleeved 750 cylinder
- Porting/Polishing Question. +Much More
- Coil Question ???
- Group K Back Up & Running from the storm
- Tornado Damage at Group K
- 650sx impeller...
- sxr waterbox
- GroupK 850 SXR Big Bore kit question.
- Proper Squish clearance
- 760 wb 2
- weight off a lightened 750 kawi flywheel?
- Question for Harry
- carb jetting 08 SJ?
- 701 wave blaster
- 720 rotax starter on but motor not running
- Greater performance 701 head O-rings ? PLEASE HELP
- Carb question
- Air Filter Jetting question
- 850 big bore tuning
- wb2 protec pipe getting hot
- carb replacement
- 44mm carb on 650sx
- backflushing
- 845 in Kawasaki X2
- Yamaha 845 big bore
- CDK II Help??
- Ultra 150 Carb Maintenance?
- Mod stock carbs, 46mm or 48mm Novi's
- Need Input on a Group K Motor
- sxr850
- xl1200ltd xlt1200 to a group k 1390
- Feedback for GroupK
- 650 open superjet
- Factory b pipe
- Group K motors
- wb2 mods
- Group K - Fuel filter setup
- 750/650 timing
- Mikuni 40's re-worked by NOVI to dual 42's problems
- Look Out I'm Hammered
- Stroker Cranks
- 1991 Waverunner LX 650 starting problems
- 6m6 case can they support big bore?
- Another SBN jetting thread
- tuning and jet increments
- Js550 help...
- anything to gain on dual 42 keihins on a 750 bigbore?
- Group K 753 Big Bore cylinder jetting
- K650 case porting
- Group K 61x
- Current single-carb recommendations
- Dry vs Wet torque specs
- Lime Green Head
- SXR Crank True & Weld
- sxr dry pipe
- SXR Sleeper jetting specs
- pressure test kit
- Turn Around Time?
- piston size
- 787 deto head ?