1997 Yamaha Sleds:
Models  97 VMAX4 800  97 500 XT & XTC  97  600 XT & XTC  97  600SX 97 700SX  97 Phaser SS  97 Ovation LE  97 MM 800  97 MM 600 97 MM 700  97 Phazer MTN Lite  97 Venture 500   97 Venture 600  97 Venture XL  97 Venture TR  97 VK540II  97 Bravo LT
Engine (cyl) 791(4) 494 (2) 598(2) 598(2) 698 (3) 485(2) 337 (2) 791(4) 598(2) 698 (3) 485 (2) 494 (2) 598(2) 485(2) 485(2) 535 (2) 246 (2)
Carburetor                                  
Type Mikuni TM33x 4 Mikuni TM36x 2 Mikuni  TM36x 2 Mikuni  TM36x 2 Mikuni  TM33x 3 Mikuni B38-32x 2 Teikei Y26W-2  Mikuni TM33x 4 Mikuni  TM36x 2 Mikuni  TM33x 3 Mikuni B38-32x 2 Mikuni TM36x 2 Mikuni  TM36x 2 Mikuni B38-32x 2 Mikuni B38-32x 2 Mikuni B38-34 Keihin BD32-28
Main Jet 143.8 151.3 151.3 151.3 1-145, 2/3-143.8 1-143.8 174 143.8 160 1-145, 2/3-143.8 143.8 151.3 160 148.3 143.8 141.3 105
Clip Position 3 2 2 2 3 n/a na 3 2 3 na 2 2 n/a n/a na na
Pilot Jet 47.5 45 45 45 45 95 76 47.5 65 45 95 45 65 95 95 90 78
Float Height (mm) 13.3+/- 2 22.3+/- 2 22.3+/- 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 22.3+/- 2 11.5+/- 2 11.5+/- 2 14+/- 2 15+/- 2
Fuel Screws 1 1/2 1 3/4 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 2 1 1/2 1 1/2 1 3/4 2 1 1/2 1 1/2 1 1/4 1 1/4
Pilot Air Jet 1 0.8 0.8 0.8 1 .5/1.5 .8/1.9 1 #85 1 .5/1.5 0.8 #85 .5/1.5 .5/1.5 0.8 100
Idle RPM 1500 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1800 +/- 100 1500 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1600 +/- 100 1200 +/- 100 1100 +/- 100
Drive                                  
Engagement RPM 3400 4000 4000 4000 4000 3000 3500 3400 4000 4000 3500 4000 4000 2900 2900 2600 3200
Shift RPM 8350 7800 7800 7800 8300 6800 6600 8350 7800 8300 6800 7800 7800 6800 6800 6700 5900
Belt Type 8BU 8CJ 89L 89L 8CH 87X 820 8BU 89L 8DN 87X 8CH 89L 87X 87X 87X 89X
Sheave Ctr to Ctr 365 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 268.5 mm 365 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 16 mm 15 mm & 20mm ER 15 mm  15 mm  15 mm & 20mm ER 13.5 mm 11 mm 16 mm 15 mm 15 mm 13.5 mm 20 mm 20 mm 13.5 mm 13.5 mm 13.5 mm 11 mm
Clutch Weights (rivets) 8bu  w/13.9 & 17.2 8ab w/13.3 & none 8cr/13.9 & 17.2 8ab/13.9 & 13.9 8ch/10.3 & 13.3 8bf w/10.3al & 17.2 85l-00 8bu  w/none & 10.3al 8cr/none & 10.3 8cr/none & none 8bf-00 8ab  w/none & 10.3 8cr/10.3 & 17.2 89f w/13.3  89r  w/13.3 8at-00 w/13.3 8V8
Roller Type 15.6mm 15mm 15.6mm 15mm 15mm 15mm 14mm 15.6mm 15.6mm 14.5mm 15mm 15mm 15.6mm 15.6mm 15.6mm 15.6mm 14mm
Primary Spring Y-P-Y W-P-W W-S-W W-S-W W-S-W R-B-R Gold Y-P-Y Y-P-Y O-P-O R-P-R W-P-W W-S-W G-B-G Gold S-B-S Gold-Pink
Secondary Spring Green Red Red Green Green Brown Red Red Red Green Brown Red Brown Pink Pink White None
Secondary Setting  50 deg 80 deg 60 deg 60 deg 60 deg 70 deg 50 deg 70 deg 60deg 70 deg 70 deg 80 deg 60deg 50 deg 60 deg 40 deg 160deg
Helix Angle 47 deg 45 deg 47 deg 43 deg 45 deg 41 deg 46 deg 45 deg 47 deg 43deg 39 deg 43 deg 47 deg 42 deg 39 deg 37 deg 48.5 deg
Gearing  24/37 22/39 23/39 23/39 23/40 18/29 22-Dec 22/39 19/39 22/40 16/35 21/39 19/39 19/33 17/38 17/39 24-Oct
Chain 70L 70L 70L 70L 70L 64L 48L 70L 68L 70L 66L 68L 68L 76L 78L 70L 44L