Vortech Universal GM LSX Tuner Kits User Manual
Page 6
P/N: 4GE020-015 v1.0, 2010-05-24
©2010 Vortech Engineering, LLC
All Rights Reserved, Intl. Copr. Secured
vi
Serpentine:
• Vortech # 2A031-250: 2.50" Diameter 10-rib driven pulley
• Vortech # 2A031-275: 2.75" Diameter 10-rib driven pulley
• Vortech # 2A031-295: 2.95" Diameter 10-rib driven pulley
• Vortech # 2A031-312: 3.12" Diameter 10-rib driven pulley
• Vortech # 2A031-333: 3.33" Diameter 10-rib driven pulley
• Vortech # 2A031-347: 3.47" Diameter 10-rib driven pulley
• Vortech # 2A031-360: 3.60" Diameter 10-rib driven pulley
• Vortech # 2A031-370: 3.70" Diameter 10-rib driven pulley
• Vortech # 2A031-380: 3.80" Diameter 10-rib driven pulley (included in some assemblies)
• Vortech # 2A031-387: 3.87" Diameter 10-rib driven pulley
• Vortech # 4MA018-041: 6.00" Diameter 10-rib drive (crank) pulley
• Vortech # 4MA018-051: 7.00" Diameter 10-rib drive (crank) pulley (included in some assem
blies)
• Vortech # 4MA018-061: 7.80" Diameter 10-rib drive (crank) pulley
• Replacement s/c drive belt: 2A041-635 (Dayco 5100635)
• Belt / pulley fit guide (customers required to source alternate belt length if not listed):
Cog:
• Vortech # 2A032-028: 28 Tooth Supercharger Cog Pulley 50mm
• Vortech # 2A032-030: 30 Tooth Supercharger Cog Pulley 50mm
• Vortech # 2A032-032: 32 Tooth Supercharger Cog Pulley 50mm (included in some assemblies)
• Vortech # 2A032-034: 34 Tooth Supercharger Cog Pulley 50mm
• Vortech # 4MA018-070: 70 Tooth Crank Pulley, 50mm
• Vortech # 4MA018-075: 75 Tooth Crank Pulley, 50mm (included in some assemblies)
• Vortech # 4MA018-080: 80 Tooth Crank Pulley, 50mm
• Replacement s/c drive belt: 2A042-161
• Cog belt / pulley fit guide (customers required to source alternate belt length if not listed):
Crank (in)
S/C (in)
Belt (in)
7
3.80
63.5
7
3.70
63.5
7
3.60
63.0
7
3.47
63.0
Crank (T)
S/C (T)
Belt (mm)
80
28
1600
75
34
1600
75
32
1600
75
30
1600
75
28
1584 (non-Vortech part)
70
34
1584 (non-Vortech part)