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Differentials or knock during acceleration" loading="eager" decoding="async"/>
Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
or knock during acceleration
Hood does not sit square or close fully against its bumpers
Peterbilt 520 (2017–2020)
5 Gasket or Seal Included Yes Installation Hardware Included No Material Steel Mounting Hole Quantity 30 Oil Level Sensor Port No Pick Up Tube Included No Product Dimensions (LxWxH) 41
Persistent oil weep along the pan-to-block parting line
Flex Technologies CAC40P-400X6 Cold Side Charge Air Cooler Boot – 4" ID x 6" Length Drivetrain>Differentials or knock during accelerationThe Flex Technologies CAC40P 400X6 is a 4 ply polyester reinforced silicone charge air cooler boot designed for cold side (post intercooler) applications on heavy duty diesel engines. With a 4" inside diameter and 6" length, this hose provides a flexible, durable connection between the charge air cooler and intake manifold. Engineered to meet Mil Spec A A 52426 and OEM heavy duty vehicle requirements, it's built to withstand the demands of commercial
