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HP
FREE FLIGHT AND CONTROL LINE ENGINES
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HP .61F GOLD CUP
ABC or Ringed Front Intake Free Flight/Control Line #99-2253
This is the engine
for the serious control line flyer. Perfection throughout.
Fitted with custom venturi and needle valve so adjustments
are precise every time.
HP.61F SPECIFICATIONS
Engine Weight: 17.1 oz
Muffler Weight: 3.6 oz
Power: 2.1hp @15,000rpm
Practical RPM's: 2000-16,000
Prop Size: 11x8 --12x6 -- 12x7
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HP .61R GOLD CUP
ABC or Ringed Rear Intake Free Flight #99-2254
This is becoming
one of the most popular engines for Free Flight. Rear intake
design produces the highest R.P.M.'s possible. Not only popular
for free flight, tether car enthusiasts have discovered the
Gold Cups desirable qualities.
HP.61R SPECIFICATIONS
Engine Weight: 17.1 oz
Power: 2.2hp @15,000rpm
Practical RPM's: 2600-19,000
Prop Size: 11x8 --12x6 -- 12x7
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HP .40F GOLD CUP Front Intake Control Line #99-2153
Looking for a super light .40 like the old days? But you
want the power of the new ones. This is it. No other engine
gives you this much power in such a small and light package.
Perfect for control line.
HP.40F SPECIFICATIONS
Engine Weight: 9.4 oz
Muffler Weight: 3.6 oz
Power: 1.2hp @15,000rpm
Practical RPM's:2200-14,000
Prop Size: 10x6 --11x5
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HP .40R GOLD CUP Rear Intake Free Flight #99-2154
Need a real screamer for Free Flight? You can't find a better
engine for high speed in such a small and light design. Maximum
R.P.M.'s are produced from the superb intake timing only obtainable
in a rear rotary valve design. Venturi can be rotated to place
needle in any direction.
HP.40R SPECIFICATIONS
Engine Weight: 9.4 oz
Power: 1.26hp @17,000rpm
Practical RPM's:2600-14,000
Prop Size: 10x6 --11x5
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HP .20 GOLD CUP ABC Free Flight/Control Line #99-2052
Need a good replacement for an older .29? The Gold Cup .20
works great in all of the older .29 size control line airframes
with power to spare. Very popular for free flight, too.
HP.20 SPECIFICATIONS
Engine Weight: 7.75 oz
Muffler Weight: 2.8 oz
Power: .75 hp @15,000rpm
Practical RPM's:2200-16,000
Prop Size: 9x4, 9x5, 8x6
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