Part Description BACK Caterpillar 3406 (Stock # P-228416) Fuel Injection Parts Price to be quoted Quantity 1 Add to Cart Part Type Fuel Injection Parts Serial# 7W3906 Part# 7W3906 Engine Make Caterpillar Engine Model 3406 Casting# 7W3906 Condition New Description NEW CATERPILLAR 3406 INJECTION PUMP HOUSING, CASTING# 7W3906