Phone (360)805-0272     E-Mail: sales@thumperstuff.com

Review the parts listed below. Enter part numbers and prices for those items you wish to order on our printable order form, or call us direct at (360) 805-0272 between 10:00 a.m. and 4:30 p.m. PST. For details go to How To Order. Have some suggestions or comments? Go to our feedback page!

Due to the age of the bikes we sell components for, some parts may be temporarily or permanently unavailable. I am constantly in the process of updating and verifying our parts lists. I apologize for any inconvenience this may cause.

Manuals, Tools, Misc. / Engine Components / Pistons / Carburetors / Exhaust Systems & Supplies / Suspension & Frame Supplies / Brakes / Drive / Controls / Brake Lines / Electrical / Chassis & Body / Polishing

MANUALS, TOOLS, MISC.

SRX

CHAIN BREAKER: You could use a file, but it takes forever

1005
$26

DEGREE WHEEL: Made of aluminum, a "must" for setting up engines

1013
$18

RIM SAVER: Slips easily over alloy rims for changing tires, protects finish

1015
$8

SRX SERVICE MANUAL: Photocopy

2024
$40

ENGINE COMPONENTS

SRX

CAM CHAIN:

2132
$79

CAM CHAIN GUIDE:  Adjustable

2133A
$78

CAM CHAIN GUIDE:  Fixed

2133B
$42

CAM, PERFORMANCE, STREET, Megacycle, Needs spring kit.  On your cam suitable for re-grind.

2120
$240

CAM, PERFORMANCE, RACE, Megacycle, Needs piston & spring kit.  On your cam suitable for re-grind.

2121
$240

CLUTCH FRICTION PLATE KIT, STANDARD: Equivalent to original

2161
$72

CLUTCH FRICTION PLATE KIT, Barnett

2162
$99

CLUTCH SPRING KIT, Barnett: Takes a strong hand, (see "Easy Clutch" #1625)

2160
$19

CRANKCASE BREATHER, K&N: Race application

1193
$28

CYLINDER SLEEVE: Standard to + 1mm

2119
$88

CYLINDER SLEEVE: Standard to 98mm.  Requires boring cylinder to fit.

2119B
$97

GASKET SET, COMPLETE ENGINE: All the gaskets you'll need for your engine.

2140
$67

GASKET SET, TOP END: All that is required for a "top end" job.

2141
$51

GASKET, EXHAUST: Replace them every time you loosen your head-pipe.  Price each

2144
$2

HEAD GASKET, SOLID COPPER, specify standard/big bore,  .040 thick

2142
$31

KICKSTART NUT

2147
$5

MAGNETIC DRAIN PLUG, Capture flakes of metal in your engine, NEW LOWER PRICE

2134
$12

OIL FILTER, O.E. EQUIV., 6-PACK: You can't change them too often.  Comes with a set of O-rings

2150
$20

OIL FILTER, BETTER QUALITY: Fram filter, comes with o-rings.

2151
$7

OIL SEAL, Tach drive to cable

2149A
$6

OIL SEAL, Tach drive to head

2149B
$7

OIL SEAL,  Kickstart

2149C
$8

OIL SEAL,  Clutch Rod

2149D
$7

OIL SEAL,  Crank Left

2149E
$6

OIL SEAL,  Crank Right

2149F
$6

OIL SEAL,  Output Shaft

2149G
$8

OIL SEAL,  Shifter Shaft

2149H
$7

OIL SEAL,  Decompression cable at kickstart

2149J
$6

PISTONS

SRX

BORE, STOCK, mm (Ref.)>

95mm

FACTORY ORIGINALS

PISTON & RINGS, STD BORE

2137
$162

PISTON & RINGS, +.020(0.5mm)

2138
$162

PISTON & RINGS, +.040(1.0mm)

22139
$162

SRX

Size mm

Comp Ratio

BORE, STOCK, mm (Ref.)>

95mm

STD.

Includes rings, pins and clips

2110
$190

1.0mm /+.040in

Includes rings, pins and clips, req. big bore sleeve & gasket

2111
$190

RING SET, FACTORY, specify size

2109
$54

RING SET, WISCO, specify size

2109A
$34

ROD, CARRILLO: A high performance connecting rod for the racing engine.  Just the rod

2170
$313

ROD BIG END BEARING:  O.E.

2171
$49

CRANK PIN:

2171A
$49

CRANK THRUST WASHER: Price each

2171C
$4

CRANK BEARING,  Right

2172B
$35

VALVE GUIDE SEALS (set)

2128
$12

VALVE GUIDES, HIGH PERFORMANCE (set)

2127
$80

VALVE SPRING KIT (alloy retainers)

2125
$138

VALVE SPRING KIT (titainium retainers)

2126
$244

CARBURETORS

SRX

33mm KEIHIN, DUAL ROUND SLIDE CR, some mod. required.  Special Order

2204
$51

35mm KEIHIN, DUAL ROUND SLIDE CR, some mod. required.  Special Order

2205
$580

SLIDE WITH DIAPHRAGM: For stock secondary carb.  O.E.

2208
$90

FLOAT NEEDLE AND SEAT ASSEMBLY:  O.E.

2217
$25

FLOAT BOWL GASKET:  O.E.

2218
$20

MAIN JET, MAIN CARB: O.E.  Stock is 118, also have 120, 122, 124, 125, 130,  and smaller to 102

2216
$10

MAIN JET, SECOND CARB: O.E.  Stock is 100, I have 106,120, 125

2216A
$14

PILOT JET:  O.E.  Stock is 46.  I have 48 and 50

2216P
$16

FILTER, AIR, Generic (fit stock airbox)

2221
$22

FILTER, AIR, K&N (fit stock air box)

2210
$46

PETCOCK REBUILD KIT:  For side petcock, and seal for tank petcock

2226
$24

PETCOCK: O.E.  Mounts to frame

2225
$65

EXHAUST SYSTEMS and SUPPLIES

SRX

EXHAUST SYSTEM: COMING SOON - RESERVE NOW!

2301
$415

SUSPENSION & FRAME SUPPLIES

SRX

BEARINGS, TAPERED, STEERING STEM: Stronger that than original ball bearing.  Japanese Bearings

2410
$58

BEARINGS, TAPERED, STEERING STEM: Stronger that than original ball bearing. Chinese or Indian Bearings

2410A
$45

BEARING, SWINGARM:  Price pair

2456
$30

FORK SEALS, O.E. EQUIV.: Make those oozing forks good as new. Price per pair

2405
$12

FORK SEALS, LOW FRICTION: Less initial drag means a smoother ride, $ per pair

2407
$16

FORK SPRING: Progressive spring rate, reduce "bottoming" Price per pair

2401
$89

FORK SPRING KIT, (springs, oil & best seals): Give that sagging front end a boost .

2450
$100

SHOCK ABSORBERS

SRX

NOT AVAILABLE AT THIS TIME. IKON - formerly KONI.  Quality, improved ride/handling. Aluminum body, red springs, Low pressure gas filled, rebuildable.  Adjustable preload and damping.  No spring selection at this time. 

2424
$436

BRAKES Note: "SRX" requires 2 pair at front

SRX

BRAKE PADS, Ferodo, SBS or EBC brand, Front or Rear

2516
$35

BRAKE LINE - 2 LINES TOP TO BOTTOM

2506
$98

BRAKE LINE - 1 TO 2 LINES

2504
$124

BRAKE LINE - REAR

2505
$51

MASTER CYLINDER, REBUILD KIT, Front  

2531F
$48

MASTER CYLINDER, REBUILD KIT, Rear.  

2531R
$88

CALIPER REBUILD KIT,  The seals.

2532F
$50

CALIPER REBUILD KIT,  Pistons and seals.

2532P
$66

ROTOR, ONE PIECE, Front, lighter & stronger than stock, price per rotor

2535F
$129

ROTOR, ONE PIECE, Rear, lighter & stronger than stock, price per rotor

2535R
$120

SRX

Standard chain
&
sprocket data ---------->

CHAIN DATA, Size:

520

No. Links:

104

SPROCKET DATA, Front:

15

Rear:

37

CHAIN, DRIVE, O-RING, STANDARD: Strength similar to factory equipment

2542
$82

CHAIN, DRIVE, O-RING, HEAVY DUTY: Stronger, lasts longer.

2543
$98

SPROCKET, FRONT, STANDARD SIZE: O.E.  with chain damper

2550S
$45

SPROCKET, FRONT, STANDARD SIZE, STEEL

2550
$16

SPROCKET, FRONT, +1 TOOTH, STEEL, Slows the engine RPM, better mileage

2551
$20

SPROCKET, FRONT, -1 TOOTH, STEEL, Pulls better, quicker acceleration

2552
$20

SPROCKET, REAR, STANDARD SIZE, ALUMINUM

2553
$53

SPROCKET, REAR, STANDARD SIZE, STEEL

2553S
$35

SPROCKET, REAR, +2 TEETH, ALUM., Pulls better, quicker acceleration

2554
$53

SPROCKET, REAR, -2 TEETH, ALUM., Slows engine RPM, better mileage

2555
$53

LOCKWASHER SPROCKET

2556
$3

SPROCKET BOLT, REAR:  Each

2557
$1

COUNTERSHAFT SPROCKET COVER

2584
$88

CHAIN GUARD:  Or "case"

2580
$91

SWINGARM CHAIN GUARD:  Around the front of the swingarm

2581
$26

Note: Selected chains are appropriate to engine displacement and horsepower, per chain manufacturers recommendations.  All chains are provided with extra links to accommodate various ratios, therefore a chain-breaker will be helpful.

CONTROLS

SRX

CABLE, THROTTLE:  A = pull, B = push.  Stock Carb.

1617A/B
$18

"EASY CLUTCH": Adds mechanical advantage, pulls heavy duty springs easier

1625
$36

GRIPS, WRIST SAVER, Soft molded palm "blade" for relaxed grip

1608
$14

THROTTLE SLEEVE AND GRIP:  O.E.

2631S
$22

GRIP:  O.E. Left

2632S
$18

HANDLEBAR:  Specify Left or Right

2619L\R
$225

BAR END WEIGHT:  O.E. Price each

2606
$25

LEVER, CLUTCH

2620
$8

LEVER, FRONT BRAKE

2621
$8

TACHOMETER: O.E.

2660
$225

TACHOMETER COVER: O.E.  The plastic shroud

2661A
$51

TACHOMETER DAMPER: O.E.  Rubber ring

2661B
$9

TACHOMETER BRACKET: O.E.  Mounts tach to bike

2661C
$26

SPEEDOMETER:  O.E.  Superseded number, black face, not white.

2662
$223

SPEEDOMETER DAMPER: O.E.  Rubber ring

2663B
$17

SPEEDOMETER BRACKET: O.E.  Brushed stainless

2663C
$88

ELECTRICAL

SRX

BATTERY ACID CATCH TANK: Keep battery acid off of your paint and frame

1705
$6

FLASHER UNIT:  O.E.

2719
$74

TURN SIGNALS (O.E. EQUIV.) Price each

2720
$23

TURN SIGNAL LENS

2721
$4

HEADLIGHT BUCKET:  O.E. Or "Body Assy"

2762
$75

HEADLIGHT EARS:  O.E. State Left of Right

2763
$51

CHASSIS & BODY

SRX

FOOTPEG RUBBER COVER: O.E. Price each.

2816
$23

MIRROR, CHROME, O.E. EQUIV.,  Yamaha left only, price each

1812
$16

MIRROR, CHROME, O.E. EQUIV.,Yamaha, right only, price each

1812R
$16

WIND SHIELD, FLYSCREEN LS

1862
$133