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Improved throttle response
Delivers the performance and reliability you’ve come to expect from PDI
Available for: 1999-2004 CAT C12 Engines
Detroit 60 Series
PDI Big Boss CAT B/C Model Stage 1 Cylinder Head Radiator Improved throttle responseAvailable for: 1984 1992 CAT 3406B and 3406C Model Key Benefits High Nickel Casting Improved Exhaust and Intake Valves Improved Cooling Passages Stainless Retainer Clips Made in the USA Warranty: 1 Year Unlimited Mileage PDI Big Boss CAT Stage 1 Cylinder heads are meticulously designed to surpass the most demanding expectations, making them the perfect choice for heavy duty applications in trucking, construction, agriculture, and more. They exemplify
