This genuine McCormick 3672012M1 piston ring is an essential component for Perkins engines, ensuring optimal compression and sealing within the cylinder. Designed for durability and precise fit, it is crucial for engine rebuilds and maintenance. It fits a wide range of McCormick CX, MC, MTX series tractors, including CX50, CX60, CX70, CX80, CX90, CX100, MC80, MC90, MC100, MC105, MC115, MC120, MC135, MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200. Also compatible with numerous Massey Ferguson 3000, 4000, 5000, 6000, 7000, and 8000 series models, including 3050, 3060, 3065, 3070, 3075, 3080, 3085, 3090, 3095, 3115, 3120, 3125, 3140, 3610, 3630, 3645, 3650, 3655, 3660, 3670, 3680, 3690, 4225, 4235, 4240, 4245, 4255, 4260, 4265, 4270, 4325, 4335, 4345, 4355, 4360, 4370, 5425, 5435, 5445, 5455, 5460, 5465, 6120, 6130, 6140, 6150, 6160, 6170, 6180, 6190, 6235, 6245, 6255, 6260, 6265, 6270, 6280, 6290, 6445, 6455, 6460, 6465, 6470, 6475, 6480, 6485, 6490, 6495, 6497, 6499, 7465, 7475, 7480, 7485, 7490, 7495, 7497, 7499, 8110, 8120, 8130, 8140, 8150, 8160, 8170, 8180, 8210, 8220, 8240, 8250, 8260, 8270, 8280. Technical specifications include a diameter of 91.49 mm, a thickness of 2.38 mm, and a height of 3.17 mm.