Belts and Pulleys

Indmar 6.2L Serpentine Belt | 725902 Indmar 725902 Serpentine Belt fits Indmar 6.2L Raptor 575 Super Charged Engine with the 95 Amp Alternator and newer 230 Amp Alternator and larger pulley.  

Indmar 6.0L Serpentine Belt | 725031 Indmar 725031 Serpentine Belt fits Indmar 6.0L engines (LQ9, LY6, LS2, L96). Use the boat part look up to confirm it fits your year, make and model.  

  Ilmor FEAD/Tensioner Conversion Kit This conversion kit replaces the tensioner and FEAD bracket on 2010-2016 5.7L Ilmor engines. Use the boat part look up below to ensure you are purchasing the correct part for your boat.  

  Indmar LTR Original Long Belt | 725026    

Ilmor Belt | MY2020+ GDI This Ilmor specified belt keeps your accessory drive running and is made of top quality materials to ensure a long service life. Specifically designed by Ilmor for the MY2020+ GDI engines with crank driven water pump. Use the...

Indmar Ford 351 Alternator V-Belt | 725015 Indmar 725015 Alternator V-belt fits Ford 351 engines. Use the boat part look up to see if it fits your year, make and model.  

Ilmor Front Accessory Belt | MY2020+ 6.0L MPI This Ilmor specified belt keeps your accessory drive running and is made of top quality materials to ensure a long service life. Ilmor FRNT Accessory Belt for MasterCraft boats. Specifically designed by Ilmor...

Indmar LT1 Belt | 725010 Indmar 725010 alternator belt fits 1995 and newer LT1 engines. Use the boat part look up to see if it fits your year, make and model.  

PCM Serpentine Belt 5.7L Fits PCM Chevy 2004 & up Excalibur 5.7, 330hp, EX343 and Pro Sport 5.0, 275hp.. Use the boat part look up below to ensure you are purchasing the correct part for your boat.  

Indmar TBI/MCX Serpentine Belt | 725034 Indmar 725034 Serpentine Belt fits Indmar 5.7 MCX, TBI, Monsoon, and Hammerhead engines. Use the boat part look up to confirm it fits your year, make and model.  

Ilmor Accessory Drive Belt | PV07467 This Ilmor approved accessory drive belt is designed to provide better belt-to-pulley contact. The specialized rubber compound incorporates a high-temperature polymer formulated to maximize load carrying requirements...

Ilmor Alternator, with small pulley 2:1 transmission | 500-0065 This alternator is specifically designed to work with a 2:1 transmission found on the X20 and X23 MasterCraft boats prior to MY2020.  

Ilmor Front Accessory Belt This Ilmor specified belt keeps your accessory drive running and is made of top quality materials to ensure a long service life. Ilmor FRNT Accessory Belt for MasterCraft boats. Specifically designed by Ilmor and MasterCraft...

  This tensioner is no longer available, it has been replaced with this Conversion Kit  

MasterCraft Ilmor 6.0L 6.2L DRVE Belt Tensioner Ilmor’s belt tensioner reduces belt wear and ensures your engine’s drive belt is operating at peak performance and reliability. Ilmor DRVE Belt Tensioner for MasterCraft boats. Specifically designed by...