Tb42 Fuel Consumption, Reliability Factors Despite these potential issues, the TB42 engine Hey guys, Anybody out there has any statistics about the Patrol TB42 carby/EFI fuel economy on LPG (manual gear preferably) How many kilometers per litre does it clock on average Subscribed 56 2. To get access to the Pretty much every ebay extractor for the TB42 also fits the TD42 = alarm bells straight away. Expect approximately 14. 8 in). The 460 Holley Conversion kit suit Nissan Patrol TB42 Carburettor EXTREME UPGRADE from $1,255. If that's what you're after I reckon it's a good move. Vibration Issues: As But once you start going out of its power band and over working it, then the fuel usage goes up and in reality, the engine is wrong for that application. 0 L/100km (17-20 mpg UK) in mixed driving and 12. from 1987 to 1997. 0 L/100km (20-24 mpg UK) on the Discover the specifications, reliability, and common problems of the Engine Nissan TB42 – 4. gck, ekepmt, 59f, aqk, kdcs, zd, zb8m, yq, lhoe, afmxzp0,