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Tuesday, October 24, 2017


Koyorad Universal Pocket Radiator
Part Number: RH249525

• High Density 53mm thick Hyper Core
• Versatile mounting tabs
• Design can be easily reversed or flipped
• (L)24” x (H)9.5” Total length including mounting tabs: 30.5”
• Two air purge ports
• Two 1/8 PT temperature sensor ports
• Two Row Core
• Dual pass “NFLO” partition
• Removable fan shrouds
• Compatible with 8 inch electric fans (see below for Koyorad verified options)
• High polished
• 32mm (1.25") Inlet and Outlet 
• Triple Pressure tested


Electric fans are not included, but can be sourced from most online retailers.

Electric Fan Options for Koyorad Pocket Radiator

Brand Part # Fan Type
Spal 30100394 Puller
Spal 30100358 Puller
Spal 30100393 Pusher
Jegs 52111 Reversible
Speedmaster PCE185.1017 Reversible
Derale 16508 Reversible
Derale 16618 Reversible
Derale 16908 Puller
Zirgo 126336 Reversible
Summit Racing SUM-G4880 Reversible
Perma Cool 126336 Puller

Tuesday, September 12, 2017

Our Final Bout III photos are up!  

 Final Bout III - Koyorad


Tuesday, July 18, 2017


Koyorad is pleased to introduce an all-aluminum performance radiator for the 2008-2011 Lexus IS-F.  Part number# HH012170.   This is a Race Use Only radiator featuring Koyorad’s 48mm two row, high density Hyper core which will bolt to the factory equipped fan shroud.   In order to increase the overall cooling performance and eliminate the possibility of contamination between the engine coolant and transmission fluid, the heat exchanger found in the OEM radiator has been removed.  Users are required to provide and install a secondary transmission cooler to supplement or replace the factory equipped auxiliary transmission cooler.   Koyorad’s superior quality, precision hand welds, reliability and uniformity are what have earned Koyorad their excellent reputation in performance radiators worldwide.



Radiator Features:

• High Density Hyper Core

• 48mm Thick

• Two Row

• Direct Fit with OEM fan Shroud

• Billet Drain and bleeder plugs

• Race Use Only (Requires transmission cooler, not included)

• Triple Pressure tested


Wednesday, May 10, 2017

Koyorad is pleased to introduce a high quality all-aluminum performance radiator to fit the ‘89-‘94 V8 swapped Nissan 240SX (only minor modifications needed to fit ’95- ’98 years).  This new radiator features Koyorad’s 53mm dual row, high density “Hyper” core.   For the ultimate in cooling performance, Koyorad developed this radiator with a crossflow design along with a dual pass “NFLO” partition which conveniently locates both inlet and outlet on the passenger side of the engine bay.  in typical fashion, Koyorad has engineered this radiator with precision, designed to directly replace the stock OEM plastic/aluminum radiator for ease of install.  Koyorad’s superior quality, precision hand welds, reliability and uniformity are what have earned Koyorad their excellent reputation in performance radiators worldwide.



Part number: RH020539N

Radiator Applications: Nissan 240SX V8 Swap / KA24 Turbo / Universal 

MSRP:  $396.00

Availability:  Now




•Converts Nissan 240SX traditional downflow (top and bottom tank) type radiator to a more efficient crossflow (left and right side tank) type radiator for maximum cooling

•NFLO internal partition for dual pass coolant flow

•53mm thick, high density Hyper core

•Retains OEM S13 240SX fan shroud bolt pattern

•Koyorad designed minimal tank volume in order to maximize core efficiency

•35mm inlet and outlet pipes

•Direct fit for S13, but fits S14 chassis with little modification

•Billet filler neck and drain plug

•Perfect for Nissan 240SX with V8 engine swaps, and KA24D/DE Turbo or high power NA 

•Radiator is an excellent size and shape for other big power universal applications


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