Configurations:
1-cylinder, 2-cylinder, 3-cylinder, 4-cylinder, V6
Specific Models Covered:
2.5hp, 3hp, 3.3hp, 4hp, 5hp, 6hp, 8hp, 9.9hp, 15hp, 20hp, 25hp, 30hp, 40hp (multiple variants), 50hp, 60hp, 75hp, 90hp, 100hp, 115hp, 125hp, 135hp (including Optimax), 150hp (including EFI and Optimax), 175hp (including EFI), 200hp (including EFI and Optimax), 225hp (including EFI and Optimax), 250hp EFI, 275hp, XR6 Classic (150)