Oil Cooler 5" (1 1/4" Hose) | Crusader 97112

Oil Cooler 5" (1 1/4" Hose) | Crusader 97112

CRUSADER OIL COOLER 5" (1 1/4" HOSE) 97112 This genuine OEM oil cooler is engineered for Crusader marine engines, delivering reliable thermal management in demanding saltwater and freshwater environments. The 5-inch core with 1 1/4" hose connections ensures optimal coolant flow and heat dissipation, maintaining engine oil at peak operating temperatures. Built to OEM specifications, this cooler resists corrosion and maintains structural integrity through extended boating seasons. Direct fit compatibility with multiple Crusader engine models eliminates guesswork during installation. Whether you're replacing a worn cooler or upgrading your cooling system, this component provides the durability and performance marine engines demand. Trust factory-engineered quality for your vessel's engine longevity.

• 8 in. overall length
• 2 in. diameter bundle
• 1 1/4 in. water hose connections
• Oil Port Threads: 3/8" NPT (National Pipe Thread).
• Water Hose Connections: 1-1/4" hose barb.
• Original Crusader
• Replaces Marine Power 0440-001
• Replaces Pleasure Craft R147014

With today’s rising gasoline prices, what octane rating is recommended for Crusader engines?

• Crusader fuel injected engines are calibrated to operate on 87 octane fuel and maximum performance is obtained when using this fuel. The ignition timing set by the factory requires the use of a high-quality lead free regular gasoline with an octane specification of (R+M/2).

‏What kind of oil should be used in Crusader engines?

• When the average temperature is above 50 degrees F., use a good quality SAE 15W-40 “SJ”. Below 50, use SAE 5W-30 “SJ”
• Synthetic oils are not recommended for use in Crusader engines. 

What is Crusader's policy on the use of Ethanol?

This notification addresses the use of ethanol fuels IN CRUSADER ENGINES ONLY. It does not address the use of ethanol fuels in vessel related components such as boat gas tanks, boat fuel lines, boat fuel filters, etc. The boat owner is STRONGLY ENCOURAGED to contact the boat builder regarding the suitability of ethanol fuel usage in their vessel.

• Ethanol blended fuel rated E10 or less is acceptable to use.
• Fuels rated higher than E10 SHOULD NOT BE USED.
• Ethanol fuels rated higher than E10 could potentially damage the engine and/or present an unsafe boating condition. Damage to the engine resulting from the use of ethanol fuel rated higher than E10 is not covered by the warranty.

What type of coolant should be used in Crusader engines?

Crusader recommends DEX-COOL or any good extended life coolant (pink/orange in color) mixed 50% DEX-COOL to 50% water for engines that have a closed cooling system. More than 50% coolant can contribute to overheating. Do not mix or substitute DEX-COOL with traditional silicated coolant (green in color).