CPC offers a complete range of Standard and Coolant recovery Radiator Caps for most popular makes of cars and trucks applications.

Our products allow the expanding warm fluid to flow through the transfer tube to the Recovery System Reservoir which is controlled via the Radiator Cap.

The design also can increase cooling efficiency, help prevent coolant evaporation, and keep air out of the cooling system by using the correct Radiator Cap,

A CPC Radiator Cap.

CPC Have Manufactured Radiator Caps for over 70 Years and are considered specialists in the Manufacture of Radiator Caps in Australia and around the World.

Circumferential and Annular Seals for both positive and negative pressure make our Radiator Caps unique.

The exact conversion figure for 1 psi = 6.89476 kpa. Each pound of pressure raises the boiling point.

It is recommended that you match the correct pressured Radiator Cap to the vehicle in accordance with the original vehicle manufacturers specification.

Muscle Radiator Caps for Japanese Vehicles are also available for the dress up market for today's Boy Racer

New to CPC is the Performance Range including the ThermoCap The Ultimate Radiator Cap with its own in built Temperature Gauge

Also available Lever Release Radiator Caps in all sizes including Large Truck Applications 

Image	Part Number	Blowoff pressure		Information	Neck Type
		psi	kPa
	2000	0	0	Blanking Cap	Small Neck Type
	2000 B/Cap
	2001	0	0	Blanking Cap Width:80mm Height:10mm	Standard Neck Type
	2001 B/Cap
	501-04	4	30	Standard Type Width: 80mm Height: 22mm	Short Neck Depth
	502-04	4	30	Large Round Standard Cap Width: 71mm Height: 22mm	Short Neck Depth Non Recovery Type
	502-04L	4	30	Large Standard Cap Width: 71mm Height: 22mm	Short Neck Depth Non Recovery Type
	502-07	7	50	Large Round Standard Cap Width: 71mm Height: 22mm	Short Neck Depth Non Recovery Type
	502-07L	7	50	Large Standard Cap Width: 71mm Height: 22mm	Short Neck Depth Non Recovery Type
	505-04	4	30	Standard Type Width:80mm Height:27mm	Long Neck Depth
	506-07	7	50	Standard Type Width:80mm Height:27mm	Long Neck Depth
	507-07	7	50	Standard Type Width: 80mm Height: 22mm	Short Neck Depth
	508-13	13	90	Standard Type Width: 80mm Height: 22mm	Short Neck Depth
	509-10	10	70	Large Round Standard Cap Width: 71mm Height: 22mm	Short Neck Depth Non Recovery Type
	509-10L	10	70	Large Standard Cap Width: 71mm Height: 22mm	Short Neck Depth Non Recovery Type
	509-16L	16	110	Large Round Standard Cap Width: 71mm Height: 22mm	Short Neck Depth Non Recovery Type
	509-16LR	16	110	Large Standard Cap Width: 71mm Height: 22mm	Short Neck Depth Recovery Type
	513-14	14	95	Standard Type Width: 80mm Height: 22mm	Short Neck Depth
	514-10	10	70	Standard Type Width: 80mm Height: 22mm	Short Neck Depth
	515-10	10	70	Standard Type Width:80mm Height:27mm	Long Neck Depth
	517-13	13	90	Standard Type Width:80mm Height:27mm	Long Neck Depth
	518-15	15	100	Standard Type Width: 80mm Height: 22mm	Short Neck Depth
	522-20	20	135	Standard Type Width:80mm Height:22mm	Short Neck Depth
	531-16	16	110	Standard Type Width:80mm Height:22mm	Short Neck Depth
	532-16	16	110	Coolant Recovery Type Width:80mm Height:22mm	Short Neck Depth
	532-16/560-90
	534-15	15	100	Coolant Recovery Type Width:80mm Height:22mm	Short Neck Depth
	536-07	7	50	Coolant Recovery Type Width:80mm Height:22mm	Short Neck Depth
	537-14	14	95	Coolant Recovery Type Width:80mm Height:22mm	Short Neck Depth
	538-20	20	135	Coolant Recovery Type Width 80mm Height 22mm	Short Neck Depth
	543-13	13	90	Coolant Recovery Type Width:80mm Height:22mm	Short Neck Depth
	543-13/560-90
	550-120	18	120	Coolant Recovery Type Width:80mm Height:22mm	Short Neck Depth Recovery Type
	560-130	18.8	130	Small Coolant Recovery Type Width:65mm Height:22mm	Short Neck Depth Performance
	560-130PR	18	130	Japanese Muscle Cap Red	Short Neck Depth
	560-90	13	90	Small Coolant Recovery Type Width:65mm Height:22mm	Short Neck Depth
	560-90/580-90
	560-90PB	13	90	Japanese Muscle Cap Blue	Short Neck Depth
	562-110	16	110	Small Coolant Recovery Type Width:65mm Height:22mm	Short Neck Depth
	562-110/580-110
	562-110/582-110
	565-13L	13	90	Lever Release Coolant Recovery Type Height:22mm	Short Neck Depth
	565-16L	16	110	Lever Release Coolant Recovery Type Height:22mm	Short Neck Depth
	570 140
	570-110	16	110	Bottle Type Threaded	Internal Thread
	570-120	17	120	Bottle Type Threaded	Internal Thread
	571-120	17	120	Bottle Type Threaded	Internal Thread
	572-135	20	135	Bottle Type Threaded	Internal Thread
	573-140	20	140	Screw Cap	External Thread
	574-115	17	115	Bottle Type Threaded	Internal Thread
	574-115/562-110
	574-140	20	140	Bottle Type Threaded	Internal Thread
	574-200	29	200	Bottle Type Threaded	Internal Thread
	575-100	15	100	Bottle Type Threaded	Internal thread
	575-110	16	110	Bottle Type Threaded	Internal Thread
	575-120	17	120	Bottle Type Threaded	Internal Thread
	575-13L	13	90	Lever Release Coolant Recovery Type Height:22mm	Short Neck Depth
	575-16L	16	110	Lever Release Coolant Recovery Type Height:22mm	Short Neck Depth
	575-22L	22	150	Lever Release Coolant Recovery Type Height: 22mm	Short Neck Depth
	576-150	21	150	Bottle Type Threaded	Internal Thread
	576-75	11	75	Bottle Type Threaded	Internal Thread
	580-90	13	90	Small Coolant Recovery Type Width:68mm Height:16mm	Extra Short Neck Depth
	580-90/582-110
	582-110	16	110	Small Coolant Recovery Type Width:68mm Height:16mm	Extra Short Neck Depth