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FG-21 (1.26) 4-Stroke Gas Engine: BN

Item No.
Saito Engines - SAIEG21
$519.99
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Product $519.99
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Estimated Total: $519.99
Estimated Total: $519.99
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Overview

There are a lot of advantages to going with gas, like cleaner operation and cheaper fuel. But Saitoâ„¢ 4-stroke gas engines give modelers more, namely some of the most impressive power-to-weight ratios in their class. The FG-21 engine is no exception. Based on the groundbreaking Saito FG-20 engine, it packs 21cc of power into a 17cc case. Accompanying the extra displacement is the latest carb technology, updated exhaust valve seats and, of course, the sweet 4-stroke sound Saito engines are famous for.

Key Features

  • Gasoline engine lowers operating costs as much as 90%
  • Latest carb technology makes for easier tuning and operating
  • 21cc displacement in a 17cc case
  • New valve seat design
  • New, smaller magnetic ignition system fits into tighter cowl installations
  • Horizon Hobby recommends the use of Red Line or Power Model synthetic oil only, at a mix ratio of 16:1 – 20:1

Product Specs

Benchmark Prop
APC 16 x 6 @ 8800 rpm
Bore
1.26 in (32.0mm)
Crankshaft Threads
M8 x 1.25 mm
Cylinder Type
AAC
Cylinders
Single
Displacement
1.25 cu. in. (20.52 cc)
Engine (Only) Weight
24.1 oz (0.69 kg)
Ignition Weight
4.0 oz (113 g)
Muffler Threads
13mm
Muffler Type
Cast screw-on
Muffler Weight
2.9 oz (83 g)
Oil Type & Content
20:1 gas-to-oil ratio; EVOX1001Q synthetic oil recommended
Plug Type
1/4-32 Spark Plug (SAIG20120)
Power Type
Gas
Prop 65
Prop 65 Warning Icon  California Residents Prop 65 WARNINGS.
Prop Range
15 x 8 to 16 x 8 2-blade; 14 x 9 to 15 x 7 3-blade
RPM Range
2000-9500
Stroke
1.02 in (26.0mm)
Total Weight
31.2 oz (0.89 kg)

Compatibility

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FAQ

Yes, it includes a muffler (SAIG2074). https://www.horizonhobby.com/product/muffler-right-fg-20-ar-bn/SAIG2074.html

Yes, both are included.

Yes, the muffler is included.