High Compression Head Set Aluminum For Harley-Davidson Flathead 1939-1973
High Compression Head Set Aluminum For Harley-Davidson Flathead 1939-1973
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$533.84 USD
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- 6:1 compression cylinder heads for Harley-Davidson
- Heads have a steel insert, cast in, to accept the 18mm spark plug
- Combustion champer is 10.5mm deep
- Fits:
- G 1939-1973
- WLD 1939-1946
- W 1939-1952