OER Parts offers a wide selection of Manual Transmissions & Parts for your 1966 Pontiac LeMans. OER Parts offers 1966 Pontiac LeMans Bearings, 1966 Pontiac LeMans Boots, 1966 Pontiac LeMans Complete Transmissions, 1966 Pontiac LeMans Flywheel, 1966 Pontiac LeMans Gaskets, Seals & Filters, 1966 Pontiac LeMans Gears, 1966 Pontiac LeMans Hardware, 1966 Pontiac LeMans Shift Knobs, 1966 Pontiac LeMans Shift Linkage, 1966 Pontiac LeMans OE Shifters, and 1966 Pontiac LeMans Performance Shifters.