Description
Nissan S13 SR20 (89-94) Mishimoto aluminium radiator
The Mishimoto radiator S13 is a full aluminium performance radiator for the 1989-1994 Nissan S13 with SR20 engine. It is designed as a bolt-in cooling solution for an S13 with an SR20 swap, so there is no need for a custom radiator.
The brazed aluminium core has two rows and is 50 mm thick. Together with the TIG-welded aluminium end tanks this gives more coolant capacity and good heat dissipation, on the street and on track. According to Mishimoto, cooling efficiency improves by up to 30 percent. The 1.3 bar high-pressure cap and the magnetic drain plug are included.
Key benefits
- Direct fit for the Nissan S13 with SR20 swap (1989-1994)
- Bolt-in cooling solution that simplifies the engine swap
- Full aluminium with durable TIG-welded end tanks
- Two-row 50 mm brazed core for efficient cooling
- Increased coolant capacity and optimal heat dissipation
- 1.3 bar high-pressure radiator cap raises the coolant boiling point
- Magnetic drain plug captures metal debris in the cooling system
- Mishimoto Lifetime Warranty
Suitable for
Nissan 240SX / 180SX / Silvia S13 with SR20
- Model years 1989 to 1994
- Engine codes SR20DE and SR20DET, including swaps
- Manual transmission cars only; for automatics Mishimoto recommends a separate universal transmission cooler
- For the S13 with KA24 there is a separate Mishimoto radiator
Technical specifications
- Manufacturer: Mishimoto
- Part number: MMRAD-S13-89SR
- Material: aluminium
- Rows: 2
- Core thickness: 50 mm
- Core size: 638 x 359 mm
- Overall size: 671 x 495 x 63 mm
- Coolant capacity: 7.9 litres
- Inlet and outlet: 32 mm
- Drain plug thread: M10 x 1.25
- Included: radiator, 1.3 bar radiator cap, magnetic drain plug
Installation and delivery
The radiator mounts in the original location. Mishimoto rates installation as medium. Refill the system with fresh coolant after installation and bleed it carefully. The Mishimoto radiator installation guide is available below. Lead time: 4 to 7 days.
The bolt-in radiator for anyone who has put an SR20 in their S13.
Why choose this Mishimoto radiator S13?
An SR20 in an S13 needs a radiator that fits without fabrication. This Mishimoto radiator combines a bolt-in fit with a full aluminium two-row core, complete with cap, drain plug and the Mishimoto lifetime warranty. If you need even more cooling capacity, there is also the three-row X-Line version.
Frequently asked questions
Does this radiator fit an S13 with an SR20 swap?
Yes, the Mishimoto radiator S13 is designed as a bolt-in solution for the S13 with SR20DE or SR20DET.
What is the difference with the X-Line version?
This radiator has a two-row core. The X-Line version has three rows with thinner tubes for even more cooling capacity.
Does it work with an automatic transmission?
No, it is intended for manual transmission cars. For automatics Mishimoto recommends a separate transmission cooler.
What is the lead time?
The lead time is 4 to 7 days.
Downloads and documentation
Mishimoto radiator installation guide (PDF, English)
Delivery outside the European Union: different shipping costs may apply. Don’t worry: we will email you as soon as possible after your order and agree the shipping with you. You are not committed to anything without your consent.








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