2006 Yamaha Sleds: 
Models APEX RTX APEX GT APEX ER ATTAK APEX MTN RS Vector RS Vector ER RS Vector GT Nytro RS Rage  600 Venom & Venom ER 700 SXViper  MTN RS Vector MTN RS Vector MTN SE RS Venture RS Venture TF Venture 600 Venture 700 VK Pro VK540III Venture 500XL Bravo LT
Engine (cyl) 998 (4) 998 (4) 998 (4) 998 (4) 998 (4) 973 (3) 973 (3) 973 (3) 973 (3) 973 (3) 593 (3) 696 (3) 973 (3) 973 (3) 973 (3) 973 (3) 593 (3) 696 (3) 973 (3) 535 (2) 485(2) 246 (2)
Carburetor                                            
Type Mikuni FI 39x4 Mikuni FI 39x4 Mikuni FI 39x4 Mikuni FI 39x4 Mikuni FI 39x4 Keihin CVK 40x3 Keihin CVK 40x3 Keihin CVK 40x3 Keihin CVK 40x3 Keihin CVK 40x3 Mikuni  TM31x 3 Mikuni  TM33x 3 Keihin CVK 40x3 Keihin CVK 40x3 Keihin CVK 40x3 Keihin CVK 40x3 Mikuni  TM31x 3 Mikuni  TM33x 3 Keihin CVK 40x3 Mikuni B38-34 Mikuni B38-32x 2 Keihin BD32-28
Main Jet N/A N/A N/A N/A N/A 148 148 148 148 148 1-136.8, 2/3-133.8 156.3 148 148 148 148 1-136.8, 2/3-133.8 156.3 148 141.3 1-143.8, 2-142.5 105
Clip Position N/A N/A N/A N/A N/A NA NA NA NA NA 3 3 NA NA NA NA 3 3 NA na n/a na
Pilot Jet N/A N/A N/A N/A N/A 45 45 45 45 45 42.5 45 45 45 45 45 42.5 45 45 90 70 78
Float Height (mm) N/A N/A N/A N/A N/A 16 16 16 16 16 13.3+/- 2 13.3+/- 2 16 16 16 16 13.3+/- 2 13.3+/- 2 16 14+/- 2 11.5+/- 2 15+/- 2
Fuel Screws N/A N/A N/A N/A N/A 2 2 2 2 2 2 1 7/8 2 2 2 2 2 1 7/8 2 1 1/4 1 1 1/4
Pilot Air Jet N/A N/A N/A N/A N/A 120 120 120 120 120 1 1 120 120 120 120 1 1 120 0.8 0.8 100
Idle RPM 1500 +/- 100 1500 +/- 100 1500 +/- 100 1500 +/- 100 1500 +/- 100 1400 +/- 100 1400 +/- 100 1400 +/- 100 1400 +/- 100 1400 +/- 100 1400 +/- 100 1800 +/- 100 1400 +/- 100 1400 +/- 100 1400 +/- 100 1400 +/- 100 1600 +/- 100 1800 +/- 100 1400 +/- 100 1200 +/- 100 1300 +/- 100 1300 +/- 100
Drive                                            
Engagement RPM 3500 3500 3500 3500 3500 3500 3500 3500 3600 3600 4300 3900 4000 3800 3200 3200 4100 3500 2400 2600 3700 3200
Shift RPM 10500 10500 10500 10500 10500 8500 8500 8500 8500 8500 8500 8400 8500 8500 8500 8500 8500 8400 8500 6700 7250 5900
Belt Type 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 8DN 87X 89L 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 15 mm 15 mm 15 mm  15 mm  15 mm  15 mm  15 mm  15.6 mm 15 mm 15 mm  15 mm  15 mm  15 mm  20 mm 15 mm & 20 mm ER 15 mm  16 mm 20 mm 11 mm
Clutch Weights (rivets) 8FP00 w/17.2 all holes 8FP00 w/17.2 all holes 8FP00 w/17.2 all holes 8FP00 w/17.2 all holes 8FS00 w/13.3 (HOLE) outer and center only 8es/13.9 & 13.9 8es/13.9 & 13.9 8es/13.9 & 13.9 8es/13.9 & 13.9 8es/17.2 & 13.9 8dg/13.3al & 13.9 8dn-10/none & 13.3 8bu-10/alum 10.3 8bu-10/alum 10.3 8es/13.9 & 17.2 8es/17.2 & 17.2 8ch/13.9 & 13.3 8BU10/17.2 & 17.2 8FN/17.2 & 17.2 8at-00 w/13.3 8dj  w/13.3 & 17.2 8V8
Roller Type 14.5mm 14.5mm 14.5mm 14.5mm 14.5mm 15.6mm 15.6mm 15.6mm 16mm 15.6mm 15.6mm 15.6mm 16mm 16mm 15mm 14.5 14.5mm 15.6mm 15.6 15.6mm 15.6mm 14mm
Primary Spring Y-S-Y Y-S-Y Y-S-Y Y-S-Y Y-P-Y Y-S-Y Y-S-Y Y-S-Y G-S-G B-G-B G-G-G G-W-G G-W-G O-S-O W-S-W Y-G-Y O-S-O P-P-P B-B-B S-B-S PINK Gold-Pink
Secondary Spring Pink Pink Pink White White Pink Pink Pink Pink Pink Red Green Pink Pink Pink White Green Green Pink White Red None
Secondary Setting  60deg 60deg 60deg 60deg 70deg 60 deg 60 deg 60 deg 60 deg 60 deg 80 deg 70 deg 70 deg 70 deg 60 deg 70 deg 70 deg 80 deg 60 deg 40 deg 80 deg 160deg
Helix Angle 51/43 deg 51/43 deg 51/43 deg 51/43 deg 45 deg 43 deg 43 deg 43 deg 43 deg 43 deg 47 deg 45deg 39 deg 39 deg 41 deg 39 deg 43 deg 39 deg 39 deg 37 deg 43 deg 48.5 deg
Gearing  24/38 24/38 24/38 23/38 20/40 22/38 22/38 22/38 21/40 22/39 20/39 21/40 20/40 18/40 22/39 20/39 20/39 20/39 18/39 17/39 21/39 10/24
Chain 70L 70L 70L 70L 68L 68L 68L 68L 70L 70L 68L 70L 68L 68L 70L 68L 68L 68L 68L 70L 68L 44L