Allstar Performance Radiator Cap — 18-22 PSI Standard Size | ALL30134 2018-ram-promaster-2500-esi7439835 Part #23540 Cam/Cas +/- 2

Part #23540 Cam/Cas +/- 2

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and is available in red or black

built for Small Block Chevy engines using a standard cam height

Brand DiabloSport Category Tuners and Programmers Emission Code 7 Fuel Type Gas Height 5

Allstar Performance Radiator Cap — 18-22 PSI Standard Size | ALL30134 2018-ram-promaster-2500-esi7439835 Part #23540 Cam/Cas +/- 2The Allstar Performance Radiator Cap (ALL30134) is a round, recovery style cap rated 18 22 PSI, sized for standard size radiator necks. Recovery style caps allow coolant to expand into an overflow bottle as the cooling system heats and draw it back in as the system cools, helping keep the system full. A higher pressure rating raises the coolant's boiling point, which reduces the risk of overheating. FAQ What pressure rating is the ALL30134 radiator