Seven Cylinder 4-Stroke Radial Engine 77cc Glow

A stunning engine with solid performance and reliability—the 7-cylinder 77cc 4-stroke glow radial engine is designed for larger models, specifically scale applications where the use of a radial engine in a round cowl will provide the ultimate scale look for the modeler’s plane. While providing great looks and sound, it also delivers the dependability and performance of Evolution.

Seven Cylinder 4-Stroke Radial Engine 77cc Petrol Features:

• Cylinder head and crankcases produced from aircraft grade alloys
• Heavy-duty double bearing crankshaft
• Billet aluminum pistons and hardened steel rings
• Hard-chromed and lapped cylinder bores
• Hardened steel cams
• Carburetor jet valve incorporating of latest design with a split opening for smooth acceleration
• Zero percent or low nitro (5–10%) fuel with low oil content (5–7% oil/fuel ratio)

Seven Cylinder 4-Stroke Radial Engine 77cc Petrol Specifications:

• Bore: 0.93 in (23.7mm)
• Crankshaft Threads: 10 x 1mm
• Cylinder Type: Ringed
• Fuel: 0–10% nitro, 9% oil for break-in and for normal operations
• HP: 4.8 hp (approximate)
• Mounting Dimensions: Diameter 9.1 in (23.0 cm), Length 7.9 in (20.0cm)
• Muffler Type: Straight pipe - collector ring is available for seperate purchase
• Prop Range: 2-blade 22 x 12, 24 x 10; 3-blade 22 x 10
• RPM Range: 1,000–6,000
• Stroke: 0.98 in (25.0mm)
• Total Weight: 5.7 lb (2.6 kg)
• Type: 4-stroke
• Cylinders: Radial
• Displacement: 4.70 cu. in. (77 cc)
• Engine Diameter: 9.1 in (23 cm)
• Fuel Type: Glow