HP Silver Star Engines
HP .61 Front Intake RINGED

High Performance HP Silver Stars offer you a favorable price without a sacrifice of quality.
Almost the same as the Gold Cup series but without the black Thermex casting treatment.

All feature Schnuerle porting, forged connecting rods bushed at both ends, high pressure castings,
twin needle carburetors and precision double ball bearing supported crankshafts.

Same as the Gold Cup .61 but equipped with simpler carb, cast head,
and no black Thermex case treatment.

Forged and bushed con rod • Ringed ABC Piston/Cylinder
Schnuerle ported • Double ball bearings


Engine Weight

17.1 oz

Muffler Weight

3.6 oz


2.0 HP @15,000rpm

Practical RPM

2,000 - 16,000

Prop Size

11x8, 12x6, 12x7

Prop Shaft Thread
Muffler Hole Spacing
35mm (1.377") Thread Size 4x.7mm

Standard Ringed construction • Double ball bearings • Schnuerle porting • Twin Needle Carb • Two year warranty


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