Lokar billet aluminum and SS dipsticks for pre-1980 Small Block Chevrolets, go straight into the engine block-no upper tube is necessary. Dipstick seals at bottom of handle with double O-rings. Billet handle is designed to coordinate with Lokar flexible transmission dipstick.
Small Block Chevy - 1979 & Earlier (No Upper Tube)
Also available in the Midnight Series finish.