Cylinder head compression
- bazman
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Have an AF head with compression ratio of 9.5-1 with 1.5 mm head gasket or 9.0-1 with 2.0 mm gasket, now to get squish to 1.3mm i'm running with no head gasket, can anyone tell me if this compression ratio will be suitable for road going TS1 225 , i've heard 6.5-1 is the optimium ratio? 
-
RinB
- Posts: 317
- Joined: Mon Jan 05, 2009 1:43 pm
- Main scooter: Reflections in Blue
- Location: Grimsby
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Bazman
I think youll find its 1.5mm Squish for 9.5CR & 2mm Squish for 9.0CR
So 1.3mm squish is about 9.75CR this should be fine on normal unleaded petrol.
Smiffy
I think youll find its 1.5mm Squish for 9.5CR & 2mm Squish for 9.0CR
So 1.3mm squish is about 9.75CR this should be fine on normal unleaded petrol.
Smiffy
If its made of Metal Fettle it !!
