Honda has made a number of naturally-aspirated V12 engines designed for Formula One motor racing; starting with the 1.5-litre RA271E engine in 1964, [10][11] and ending with the 3.0-litre RA273E in 1968. [5][12] This would be followed by a 21-year hiatus, until Honda reintroduced the new 3.5-litre RA121E in 1991. [13] .

It was a 3497 cc DOHC 4-valve V12 engine with a bank angle of 60-degrees, bore x stroke of 86.5mm x 49.6mm, maximum engine speed of 13,000 rpm, maximum output of over 650 hp, and an announced weight of 150 kg.

A V12 engine is a twelve- cylinder piston engine where two banks of six cylinders are arranged in a V configuration around a common crankshaft. V12 engines are more common than V10 engines. However, they are less common than V8 engines. The first V12 engine was built in 1904 for use in racing boats.

Honda has made a number of naturally-aspirated V12 engines designed for Formula One motor racing; starting with the 1.5-litre RA271E engine in 1964, and ending ...

2017年9月28日 · Honda brought their old F1 winner out recently for the world to hear, and this V12 screamer deserves to be heard, and watched.

2021年1月25日 · Without a doubt, Honda's Ra121E proved to be the best of the field, its 3.5-liter V12 configuration produced 760 HP in race trim, more importantly, reliability would be crucial to McLaren's success in claiming both the drivers and manufacturers titles.

2023年12月26日 · V-12 cars were never exactly common, but their rarity is rapidly increasing as the industry downsizes engines and finds new ways to make smaller and lower-cylinder-count engines...

2014年12月12日 · The cutaway drawing of the R1300 below – the engine was mounted east-west in the Honda 9 – shows the engine-transmission unit is mounted transversely at the rear as was also the case on Honda’s stunning, successful 1964-65 1.5-litre V12 RA271-272 GP machines.

A V12 engine is a V engine with 12 cylinders mounted on the crankcase in two banks of six cylinders, usually but not always at a 60° angle to each other, with all 12 pistons driving a common crankshaft.

2004年10月31日 · Honda's decision to go to V12 configuration did result in a greater thirst in comparison to the V10s of the opposition, but it was also tricky for the team's own TAG engine...