Nissan TB engine

The Nissan TB is a straight-six petrol engine that Nissan released in 1987 as the TB42, with a bore and stroke of 96 mm each and a capacity of 4,169 cc. The TB42 came with a two-barrel carburettor and a point type distributor and was used in the Nissan Patrol Y60 and Y61 series. In 1992 the TB42E added electronic fuel injection and electronic ignition, and the carburetted version was relabelled TB42S. The TB45 followed in 1997 with a larger bore, and in 2001 the TB48 appeared with a bore of 99.5 mm, a stroke of 102 mm and double overhead camshafts, fitted to the Nissan Safari and Patrol Y61.