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HelicopterEngines Plugs Mufflers Fuel › OS 50 Hyper Head v/s 50 SHX head
11-26-2006 02:45 PM  11 years agoPost 1
440GTX

rrVeteran

Calgary, Canada

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Other than the size for cooling , is there a difference between the
2 heads . Like the Combustion chamber ?
Thanks in advance
Fred..

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11-26-2006 02:55 PM  11 years agoPost 2
BarracudaHockey

rrMaster

Jacksonville FL

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No not really. The main difference in power (and fuel consumption) comes from the larger bore carb.

Andy
AMA 77227
http://www.jaxrc.com

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HelicopterEngines Plugs Mufflers Fuel › OS 50 Hyper Head v/s 50 SHX head
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