Buy Caterpillar 7W3101 - CAMSHAFT-FUEL PUMP at wholesale prices with easy payment and fast shipping options. Save up to 50% OFF OEM pricing. Compatible Machines:- ENGINE - TRUCK Compatible Models:- 3406B Units Containing The Spare Part :- 7C3223 FUEL INJECTION PUMP GP-PART 1 OF 2 (3406B)- 7C3223 PUMP GP-FUEL INJECTION-PART 1 OF 2 (3406B)- 7C3223 FUEL INJECTION PUMP GROUP-PART 1 OF 2 (3406B)- 7C-3223 PUMP GP-FUEL INJECTION (3406B)