The Vapormatic VPC2006 is a genuine set of two standard (STD) connecting rod bushings designed for a wide range of Perkins engines, including AD3.152, A3.152, AT3.152, AD4.203, A4.203, A4.212, A4.236, A4.248, A4.318, A6.354, AT6.354, and A6.372. These high-quality bushings ensure proper fit and reliable performance in compatible Massey Ferguson tractor models such as the 135, 148, 165, 168, 175, 178, 185, 188, 230, 240, 250, 265, 275, 285, 290, 298, 3050, 3060, 3065, 3070, 3075, 3080, 3085, 3090, 3095, 390, 390T, 398, 399, 565, 575, 590, 595, 675, 690, 698, 699, 1004, 1004T, 1014, 1024, 1080, 1085, 1114, 1134, 1200, 1250, 2620, 2640, 2645, 2680, 2685, 2720, 2725, 3610, 3630, 3645, 3650, 3655, 3670, 3680, 3690. This set replaces OEM part number 741646M91.