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
both ends, high pressure castings, twin needle carburetors
precision double ball bearing supported crankshafts.
smallest & lightest of any
.40 made today.
Same as Gold Cup without Black Thermex case treatment.
Forged and bushed con rod Ringed ABC
Schnuerle ported Double ball bearings
Weight: 9.5 oz. Extremely high power to weight
ratio Same external size as most .25's