Chevrolet Bel-Air 3-Row Performance Aluminum Radiator, 1955–1957
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Mishimoto offers Liquid Chill® Synthetic Engine Coolant in both Full Strength and 50/50 Premixed.
Your vehicle requires 3 gallons of Full Strength Liquid Chill® Synthetic Engine Coolant or 5 gallons of 50/50 Premixed Liquid Chill® Synthetic Engine Coolant.
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If you're looking to upgrade your 1955–1957 parts, look no further! The Mishimoto 1955–1957 Chevrolet Bel Air X-Line Performance Aluminum Radiator provides your car with enhanced reliability, improved cooling efficiency, and is an ideal upgrade for the brittle stock radiator. Whether you use your classic for daily driving or take it to the track, many people overlook the importance of installing an upgraded radiator in their engine. A stock radiator cannot handle the heat that comes along with having a great deal of horsepower.
The Mishimoto Chevrolet Bel Air X-Line Aluminum Radiator is manufactured using durable aircraft-quality aluminum end tanks, precision TIG-welded to an efficient brazed aluminum core. The inlet and outlet provide precise leak-free connections. This Chevy Bel Air performance radiator also includes a Magnetic Oil Drain Plug, which effectively removes metal fragments circulating in the cooling system. As with all our aluminum radiators, this Chevy Bel Air radiator includes the Mishimoto Lifetime Warranty, ensuring superior product quality and craftsmanship.
Mishimoto Automotive (“Mishimoto”) warrants its products under this lifetime limited warranty policy (“Warranty Policy”). This Warranty Policy applies solely to: (i) Mishimoto Products purchased directly from Mishimoto or Mishimoto authorized dealers (each a “Mishimoto Product” and collectively, the “Mishimoto Products”) and (ii) the original purchaser of such Mishimoto Product (“Purchaser”). This Warranty Policy is non-transferable and all claims under this Warranty Policy must be accompanied by the original sales receipt. The terms and conditions of this Warranty Policy are subject to change by Mishimoto at any time without notice.
For our complete warranty policy, please click here.
Transmission Cooler Thread Info:On Radiator: Female 1/4" BSPPThis product is designed to be used with vehicles utilizing the V8 mount system. This radiator mounts behind the core support beam. To ensure you purchase the correct product, carefully inspect your mount system to make sure you purchase the correct radiator. It is possible your vehicle will use the Chevrolet Bel-Air X-Line Performance Aluminum Radiator (I6 Mount), 1955–1957.
265ci (4.3L) V8283ci (4.6L) V8
1955-1957 Chevrolet Bel-Air
Drain Plug Thread Size
(M12) x 1.5
Tank Wall Thickness
Mishimoto RadiatorMishimoto Radiator CapMagnetic Drain PlugMishimoto Lifetime Warranty
Overall Length (in)
Overall Height (in)
Overall Width (in)
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