BlackStar 50BS57 1 3/16 K2S - 50 Pitch Finished Bore Sprocket - 57 Tooth - 1-3/16" Bore TL4030 so the Megadyne 10/8V2500 interchanges

so the Megadyne 10/8V2500 interchanges with Gates

"sku":"1870-5M-09-Diesel"

"mpn":"32T5/475R-D&D"

The Gates 135L075 PowerGrip Timing Belts is a synchronous timing belt with L-pitch profile

BlackStar 50BS57 1 3/16 K2S - 50 Pitch Finished Bore Sprocket - 57 Tooth - 1-3/16" Bore TL4030 so the Megadyne 10/8V2500 interchangesThe BlackStar 50BS57 1 3 16 K2S is a 50 pitch Finished Bore roller chain sprocket with 57 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 3 16" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS57 1 3 16 K2S Chain Pitch 50 Number of Teeth 57 Bore Size 1 3 16" Minimum Bore 1" Maximum Bore 1 15 16"