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Mishimoto Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional
Mishimoto Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional
Mishimoto Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional
Mishimoto Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional
Mishimoto Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional
Mishimoto Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional
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Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional

Mishimoto
MISMMRC-13-SMC
840197724477
Radiator Caps
20+ Units In Stock - Ships Next Business Day
$ 29.00 $ 25.95
$ 25.95

SKU: MMRC-13-SMC | UPC: 840197724477

Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional Fits Honda Civic 1988-2017 Nissan 240SX Mazda Miata

The Mishimoto High-Pressure 1.3 Bar Radiator Cap Small Non-Directional raises system pressure to 19 PSI to prevent coolant loss during aggressive driving and high-heat conditions. This cap fits thousands of import vehicles with small radiator necks including Honda Civic from 1988 to 2017 Nissan 240SX and Mazda Miata. It keeps coolant circulating for steady engine temperatures under demanding use.

Key Features

  • 1.3 Bar Pressure Rating: Provides 19 PSI to raise the coolant boiling point and stop leaks into the overflow tank during extreme heat
  • Small Neck Design: 1.38 inch diameter matches OEM radiators on most Japanese imports for direct bolt-on replacement
  • Non-Directional Fit: Allows installation in any orientation without alignment problems for hassle-free setup
  • Heavy-Duty Construction: Brass body stainless steel spring and EPDM rubber seal withstand corrosion wear and high pressure for lasting performance
  • Lifetime Warranty: Mishimoto warranty covers defects in materials and workmanship for peace of mind

Product Notes

  • Measure radiator neck to confirm 1.38 inch diameter before purchase
  • Replace cap every 3 years or 36,000 miles for peak performance
  • Compact design ships quickly with minimal packaging

Installation Notes

  • Professional installation recommended.
  • Twist off stock cap and secure new cap hand-tight after cooling system depressurizes
  • Direct OEM replacement no additional hardware or modifications required

This Part Fits

Year Make Model Submodel
1988-2016 Honda Civic All
1989-1998 Nissan 240SX S13 S14
1990-2005 Mazda MX-5 Miata NA NB
1992-2000 Honda Prelude All
1986-1992 Toyota MR2 All
1986-2001 Acura Integra All
1989-1994 Honda CRX All
1993-1997 Mazda RX-7 FD
2003-2009 Nissan 350Z All
1990-1999 Mitsubishi Eclipse All

Why Choose Mishimoto?

  • Performance cooling parts trusted in motorsports worldwide
  • Direct-fit engineering tested on real vehicles
  • Materials chosen for extreme heat and pressure endurance

Frequently Asked Questions

  • Q: Will this fit my 1995 Honda Civic?
    A: Yes it fits 1988-2016 Honda Civic models with small radiator necks verify your neck diameter measures 1.38 inches
  • Q: What materials are used in construction?
    A: Brass body stainless steel spring and EPDM rubber seal provide corrosion resistance and reliable sealing
  • Q: What is the warranty coverage?
    A: Lifetime warranty covers defects in materials and workmanship when installed and used properly

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Compact box 2.4 x 2.2 x 1.8 inches
  • Weight: 0.25 lbs

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