4.7L /5.2L / 5.9L Cooling Upgrades
Killerglass Upper Radiator Hose Kit: Jeep Grand Cherokee 2005 - 2024 (V8 Only)
KillerGlass
Regular price from $169.00 15% off
- Unit price
- /per
HPS Silicone Radiator Hoses Kit: Jeep Grand Cherokee 4.7L V8 2005 - 2009
HPS
Regular price from $207.00 Up to 13% off
- Unit price
- /per
3 colors
Spec D Aluminum Radiator: Jeep Grand Cherokee 4.0L w/ Automatic Transmission 1999 - 2004
Spec D
Regular price
$274.00
$203.00
26% off
- Unit price
- /per
HPS High Temp Silicone Radiator Hose Kit (F&R): Jeep Grand Cherokee 4.0L (99-04) - Red
HPS
$142.00
- Unit price
- /per
HPS High Temp Silicone Radiator Hose Kit (F&R): Jeep Grand Cherokee 4.0L (99-04) - Blue
HPS
$142.00
- Unit price
- /per
HPS High Temp Silicone Radiator Hose Kit (F&R): Jeep Grand Cherokee 4.0L (99-04) - Black
HPS
$142.00
- Unit price
- /per
Mishimoto Replacement Radiator: Dodge Ram 1500 Laramie / SLT / ST (2002-2003)
Mishimoto
Regular price
$191.00
$173.95
9% off
- Unit price
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Mishimoto Replacement Radiator: Fits Most Dodge Ram 1500 Models (2002-2010)
Mishimoto
Regular price
$217.00
$196.95
9% off
- Unit price
- /per
Gates OE Exact Thermostat: Fits Most Dodge / Chrysler / Jeep / Ram Models (2003-2017)
Gates
$66.47
- Unit price
- /per
Mishimoto Replacement Radiator: Dodge Dakota (97-99) / Durango (98-99)
Mishimoto
Regular price
$236.00
$214.95
9% off
- Unit price
- /per
Mishimoto Replacement Radiator: Dodge Dakota / Durango 2000-2004
Mishimoto
Regular price
$224.00
$203.95
9% off
- Unit price
- /per
Granatelli Motor Sports 160 Deg Thermostat: Fits Chrysler / Dodge / Jeep / Ram (05-21)
Granatelli Motor Sports
Regular price
$52.50
$49.88
5% off
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Mishimoto Replacement Power Steering Cooler: Fits Dodge Ram (02-12)
Mishimoto
Regular price
$99.00
$89.95
9% off
- Unit price
- /per
Mishimoto Black Silicone Hose Kit: Jeep Wrangler 1997-2002
Mishimoto
Regular price
$158.00
$143.95
9% off
- Unit price
- /per
Mishimoto Blue Silicone Hose Kit: Jeep Wrangler 1997-2002
Mishimoto
Regular price
$158.00
$143.95
9% off
- Unit price
- /per
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Cooling Upgrades for 4.7L, 5.2L, and 5.9L Magnum V8 Engines
The 4.7L, 5.2L, and 5.9L Magnum engines represent a cornerstone of classic Mopar durability, powering trucks and SUVs with reliable torque and longevity. Upgrading the cooling system on these legacy Chrysler small blocks is essential to maintain optimal engine temperatures, especially during heavy-duty use or performance driving.
Why Upgrade Cooling Components on Your Magnum V8?
Magnum engines are known for their robust design, but aging cooling systems can struggle to dissipate heat effectively under demanding conditions. Upgraded radiators, water pumps, and thermostats help improve coolant flow and temperature regulation, reducing the risk of overheating and protecting critical engine parts.
- Enhanced heat dissipation for sustained heavy loads
- Improved coolant circulation with high-flow water pumps
- Thermostats calibrated for optimal operating temperature
- Durable hoses and clamps to prevent leaks and failures
Key Cooling System Components for Magnum Engines
Cooling upgrades for the 4.7L, 5.2L, and 5.9L Magnum engines include a variety of parts designed to work together for maximum efficiency. High-capacity radiators increase coolant volume and flow, while electric or mechanical fans provide consistent airflow at low speeds or idle. Selecting the right combination ensures your engine stays cool in all conditions.
Maintaining Your Magnum Cooling System: Tips and Parts at FastHemis
Regular maintenance and timely upgrades keep your Magnum engine running strong and prevent costly repairs. Whether you’re restoring a classic truck or enhancing a daily driver, FastHemis offers cooling solutions tailored to these Mopar small blocks. Shop our collection of radiators, water pumps, fans, and more to keep your 4.7L, 5.2L, or 5.9L Magnum cool and reliable.