1st and 2nd mainshaft gear cluster is a stock ratio gear set with 17 x 20 tooth gears.
Fits:
Fx 1974-1979
UOM: SET
Country Of Origin: TAIWAN
OEM Cross Reference: 35282-74
Accessory Items:
16-0821 – Counter Sprocket Nut Tool
16-1274 – 4-Speed Transmission Arbor Tool
16-0712 – Main Shaft Starter Clutch Puller Tool
16-1807 – Clutch Adjuster Gauge Tool Set