1998 Yamaha Sleds: 
Models  98 SRX 700  98 SRX 600  98 500 XT & XTC  98  600 XT & XTC 98 700XTB, & XTCB 98 700XTCDB  98 700XTCPB   98 600SX 98 700SX  98 Phaser SS,SSE  98 Ovation LE  98 MSRX 700  98 MM 600 98 MM 700  98 Phazer MTN Lite  98 Venture 500  98 Venture 700  98 Venture 600  98 Venture XL  98 Venture TR  98 VK540II  98 Bravo LT
Engine (cyl) 696 (3) 598 (3) 494 (2) 598(2) 698 (3) 698 (3) 698 (3) 598(2) 698 (3) 485(2) 337 (2) 696 (3) 598(2) 698 (3) 485 (2) 494 (2) 698 (3) 598(2) 485(2) 485(2) 535 (2) 246 (2)
Carburetor                                            
Type Mikuni TM33x 3 Mikuni TM33x 3 Mikuni TM36x 2 Mikuni  TM36x 2 Mikuni  TM33x 3 Mikuni  TM33x 3 Mikuni  TM33x 3 Mikuni  TM36x 2 Mikuni  TM33x 3 Mikuni B38-32x 2 Teikei Y26W-2  Mikuni TM33x 3 Mikuni  TM36x 2 Mikuni  TM33x 3 Mikuni B38-32x 2 Mikuni TM36x 2 Mikuni  TM33x 3 Mikuni  TM36x 2 Mikuni B38-32x 2 Mikuni B38-32x 2 Mikuni B38-34 Keihin BD32-28
Main Jet 1/2 - 146.3, 3-148.8 1/2 - 146.3, 3-150 151.3 151.3 1-145, 2/3-143.8 1-145, 2/3-143.8 1-145, 2/3-143.8 151.3 1-145, 2/3-143.8 1-143.8 174 1/2 - 146.3, 3-148.8 160 1-145, 2/3-143.8 143.8 151.3 1-145, 2/3-143.8 160 148.3 143.8 141.3 105
Clip Position 3 3 2 2 3 3 3 2 3 n/a na 3 2 3 na 2 3 2 n/a n/a na na
Pilot Jet 42.5 47.5 45 45 45 45 45 45 45 95 76 42.5 65 45 95 45 45 65 95 95 90 78
Float Height (mm) 13.3 +/- 2 13.3 +/- 2 22.3+/- 2 22.3+/- 2 13.3+/- 2 13.3+/- 2 13.3+/- 2 22.3+/- 2 13.3+/- 2 11.5+/- 2 31+/- 2 13.3 +/- 2 22.3+/- 2 13.3+/- 2 11.5+/- 2 22.3+/- 2 13.3+/- 2 22.3+/- 2 11.5+/- 2 11.5+/- 2 14+/- 2 15+/- 2
Fuel Screws 1 1/8 1 1/2 1 3/4 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 1 1/8 2 1 1/2 1 1/2 1 3/4 1 1/2 2 1 1/2 1 1/2 1 1/4 1 1/4
Pilot Air Jet 1 1 0.8 0.8 1 1 1 0.8 1 .5/1.5 .8/1.9 1 #85 1 .5/1.5 0.8 1 #85 .5/1.5 .5/1.5 0.8 100
Idle RPM 1800 +/- 100 1800 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1800 +/- 100 1800 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1200 +/- 100 1100 +/- 100
Drive                                            
Engagement RPM 3800 4000 4000 4000 4000 4000 4000 3900 4000 3000 3500 3600 4000 3500 3500 4000 3900 4000 2900 2900 2600 3200
Shift RPM 8500 8500 7800 7800 8300 8300 8300 7850 8300 6800 6600 8500 7800 6800 6800 7800 8300 7800 6800 6800 6700 5900
Belt Type 8DN 8DN 8CJ 89L 8DN 8DN 8DN 89L 8DN 87X 820 8DN 89L 8DN 87X 8CH 8DN 89L 87X 87X 87X 89X
Sheave Ctr to Ctr 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 266 mm
Sheave Offset 15 mm 15 mm 15 mm & 20mm ER 15 mm  15 mm & 20mm ER 15 mm & 20mm ER 15 mm & 20mm ER 15 mm  15 mm & 20mm ER 13.5 mm 11 mm 15 mm 15 mm 15 mm 13.5 mm 20 mm 20 mm 20 mm 13.5 mm 13.5 mm 13.5 mm 11 mm
Clutch Weights (rivets) 8dn-00 w/13.3 & 17.2 8df-00 w/13.3 & 17.2 8ab w/13.3 & none 8cr/13.9 & 17.2 8ch/13.9 & 13.9 8ch/13.9 & 13.9 8ch/13.9 & 13.9 8ab/13.9 & 13.9 8ch/13.9 & 13.9 8bf w/10.3al & 17.2 85l-00 8dn-00 w/none & 10.3 8cr/none & 10.3 8cr/10.3 & 10.3 8bf-00 8ab  w/none & 10.3 8ch/13.9 & 17.2 8cr/10.3 & 17.2 89f w/13.3  89r  w/13.3 8at-00 w/13.3 8V8
Roller Type 15.6mm 16mm 15mm 15.6mm 14.5mm 14.5mm 14.5mm 15mm 14.5mm 15mm 14mm 14.5mm 14.5mm 15mm 15mm 15mm 14.5mm 15.6mm 15.6mm 15.6mm 15.6mm 14mm
Primary Spring G-G-G P-G-P W-P-W W-S-W W-S-W W-S-W G-P-G W-S-W W-S-W R-B-R Gold P-S-P G-P-G P-P-P R-P-R W-P-W P-P-P W-S-W G-B-G Gold S-B-S Gold-Pink
Secondary Spring Red Green Red Red Green Green Green Green Green Brown Red Red Red Green Brown Red Green Brown Pink Pink White None
Secondary Setting  60 deg 60 deg 80 deg 60 deg 60 deg 60 deg 60 deg 60 deg 60 deg 70 deg 50 deg 70 deg 80deg 70 deg 70 deg 80 deg 70 deg 60deg 50 deg 60 deg 40 deg 160deg
Helix Angle 47 deg 45 deg 45 deg 47 deg 45 deg 45 deg 45 deg 43 deg 45 deg 41 deg 46 deg 47 deg 47 deg 43deg 39 deg 43 deg 43deg 47 deg 42 deg 39 deg 37 deg 48.5 deg
Gearing  23/37 23/39 22/39 23/39 23/40 22/39 22/40 23/39 23/40 18/29 22-Dec 21/39 19/39 20/40 16/35 21/39 22/39 22/39 19/33 17/38 17/39 24-Oct
Chain 70L 70L 70L 70L 70L 70L 70L 70L 70L 64L 48L 68L 68L 68L 66L 68L 70L 70L 76L 78L 70L 44L