Synchrotech® Hardened Sleeve
and BBG boost by gear options installed
Includes PGTJETR4Q or add Plug & Play adaptors PADPJtoD4
Q16 or OTHER MTBE OXYGENATED FUELS
K Series Rear Crankshaft Seal Differential Synchrotech® Hardened SleeveFits: K20A, K20Z, K24A, K24Z, F20C, & F22C NATIONAL 228008National Oil Seals feature the following: Design type: spring loaded; multi lip Temperature range: 40F to 400F 40C to 204C Excellent high temperature capabilities Compatible with wide range of fluids Delivers quality and reliable performance for every type of repair Alternate OEM Part Number(s): 614811, 614820, 614821, 614830, 90091926, 90180515, 90233236, 90233241, 90325571, 90352111,