Exhaust Valve – 1.22" (31mm) x 3.52" – Classic Mini 1275
 
Restore reliable engine performance with this 31mm (1.22") Exhaust Valve, measuring 3.52" in overall length, suitable for a wide range of Classic Mini 1275 A-Series engines.
 
Precision manufactured for durability and accurate valve seating, this replacement exhaust valve is ideal for standard engine rebuilds, restorations, and maintenance. It provides excellent resistance to heat and wear, ensuring dependable long-term performance.
 
Because many Classic Mini cylinder heads have been modified over the years, it is essential to confirm the correct valve dimensions before ordering.
 
Features
Exhaust valve
Valve head diameter: 1.22" (31mm)
Overall length: 3.52"
Suitable for many Classic Mini 1275 A-Series engines
Precision manufactured for accurate fit and sealing
High-quality construction for long service life
Excellent heat and wear resistance
Ideal for engine rebuilds and restorations
Sold individually
 
Please Note
Many 1275 cylinder heads have been modified with oversized or undersized valves during previous engine rebuilds.
Two common valve lengths were originally used:
3.52" (89.4mm)
3.57" (90.7mm)
Different valve collet (keeper) types were also fitted, including:
Wide groove
Narrow groove
Triple groove
 
Unless you are certain of your cylinder head specification, remove and measure an existing valve before ordering to ensure the correct size, length, and collet type.
 
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