Mercury - Propeller Nut Kit - Fits HD 1.25 inch Propshaft w/Sport Master, Bravo I XR Sport, Torque Master I & II, Fleet Master and Verado 5.25" Gearcase and MerCruiser Bravo One XR or XZ - 12-840383A2

Kit includes:

• Locking prop nut
• 1.5 in. washer
• 1.5 in. cupped belleville washer
• 1 13/16 in. spacer

For use with:

• HD (Heavy Duty) 1.25" propshaft when installed on Sport Master
• Torque Master I and II
• Fleet Master and Verado 5.25" gearcase
• MerCruiser Bravo One XR or XZ
• Sport Master and shorty Sport Master Bravo I XR Sport sterndrives

Tighten propeller nut to 55 lb"‘ft (75Nm).