4 in stock
FULLY PORTED – 48mm Diameter Top-End – BIG REED – 72cc – For PK80’s ONLY!
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Heavy Alloy, Solid Castings, Awesome Chrome, BIG Ports!!!!
For use on PK80’s ONLY. Diameter of bore is 48mm. With a 40mm stroke crank that makes over 72cc of displacement!
Open transfers, Fully Ported, Polished exhausts, 40mm intakes, nice chrome, solid castings!
Everything in first picture is included.
Includes BIG reed valve! Intake manifold is 19mm, but you can buy larger ones for big carbs on really crank up the power!!
One cylinder is included. May have scruffs, scrapes, imperfections in casting and color variations, but they’re all 100% usable and run great!