The Nissan TB straight-six petrol engine was released in 1987 as the TB42. Bore and stroke were 96 x. Cubic capacity was 4169 cc displacement). The engine was released with a two-barrel carburettor and a point type distributor. It was used in the Nissan Patrol Y60 and Y61 series.

Variants

TB42E and TB42S

In 1992 the TB42E emerged with electronic fuel injection and electronic ignition. At this time the TB42 was re-labeled as TB42S. OHV 175 PS @ 4200 rpm 32.6 kgm @ 3200 rpm

TB45E and TB45S

In 1997 the TB45 was produced. The cylinder bore was increased to 99.5 mm but the stroke remained at 96 mm. It was available as TB45S (with carburettor and electronic ignition) or TB45E (with electronic fuel injection and electronic ignition). OHV 210 PS @ 4400 rpm 35.5 kgm @ 3600 rpm OHV 173 PS @ 4400 rpm 32 kgm @ 3600 rpm

TB48DE

In 2001 the TB48 surfaced, with bore x stroke of 99.5x102 mm and double overhead camshaft. Shadowing the mainstream TB42/45 they were released as plain engines. DOHC & Valve Timing Control 251 PS @ 4800 rpm 420 Nm @ 3600 rpm