ENGINE SPROCKETS FOR PROJECT 45 FRAMES

These sprockets convert 45" engines to use a Big Twin doublerow primary chain with our ‘Project 45’ frames. Install a 4-speed Big Twin transmission into the frame using the included mounting plate.... aligns perfectly with 1936–1964 OEM mainshafts.


45SPK20 20-tooth
45SPK22 22-tooth
45SPK24 24-tooth

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