Description
Part Number: AF59-1044
Aeroflow Thermostat 54mm Gasket & O-Ring Replacement Kit
Complete high-performance replacement sealing kit designed specifically for 54mm Aeroflow thermostats and custom cooling housings.
Key Features
- ☑ Direct Compatibility: Engineered specifically for Aeroflow AF49-1043 and AF49-1044 high-flow 54mm thermostats.
- ☑ Leak-Free Seal: High-grade elastomeric O-rings and durable flange gasket withstand extreme coolant temperatures and pressures.
- ☑ Versatile Engine Fitment: Compatible with classic and modern performance engines including Chevy V8, Ford Windsor, Ford Cleveland, Holden, Ford Barra/XR6, Nissan FJ20, and Chrysler inline-6.
- ☑ Precision Tolerances: Formulated for optimal chemical resistance against modern automotive coolants and anti-freeze additives.
Technical Specifications
| Manufacturer | Aeroflow Performance |
|---|---|
| Part Number | AF59-1044 |
| Thermostat Size | 54mm |
| Round O-Ring Dimensions | 58mm Outer Diameter / 50mm Inner Diameter |
| Thermostat Seal 1 OD | 56.6mm |
| Thermostat Seal 2 OD | 53.4mm |
| Flange Gasket Specifications | 2-Bolt design with 67mm bolt centre spacing |
| Primary Fitment | Aeroflow AF49-1043 & AF49-1044 Thermostats |
What’s Included in the Box
- 1 x Round O-Ring (OD: 58mm, ID: 50mm)
- 1 x Thermostat Seal (OD: 56.6mm)
- 1 x Thermostat Seal (OD: 53.4mm)
- 1 x 2-Bolt Thermostat Flange Gasket (67mm Bolt Centres)
Engineered to motorsport standards, Aeroflow Performance cooling components ensure your race or road car maintains peak thermal efficiency without coolant leakage. Order your AF59-1044 gasket kit from JP Racing today to benefit from expert UK technical support and prompt nationwide dispatch.







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