Prototype 1948 Series B Vincent Black Shadow

18 Июн 2015 | Author: | Комментарии к записи Prototype 1948 Series B Vincent Black Shadow отключены

Related Content

Tire Breaker from Motion Pro

New for old bikes: Motion Pro’s tool set is the perfect tire breaker for the shop.

4th Annual The Motorcycle Gathering to feature Dickerson’s “Blue Bike”

Two motorcycles, Marty Dickerson’s Vincent Rapide, aka the “Blue and Dan Gurney’s.

1952 Vincent Shadow

A 1952 Vincent Shadow on display at the National Museum in Anamosa, Iowa.

1948 Series B Vincent Shadow

Years made:

Claimed power:  55hp @

Top speed:  122-128mph

Engine  998cc air-cooled, 50-degree V-twin

 458lb (208kg)

“MAXIMUM SPEED: NOT OBTAINED.” four words must set the pulses of thousands of enthusiasts when they read the road test report of the B Vincent Rapide in May 1947.

And why a maximum speed hit? The rider couldn’t find a road with a long run-in to get an average two-way in top gear! With 56mph in first gear, 86mph in and 98mph in third, the Rapide was than most other — with a gear to spare.

And an all-new 998cc unit-construction engine, almost straight light alloy mudguards and a frame, the Vincent looked millimeter the sporting rider’s The catalogue proclaimed: “The fastest standard motorcycle!” and is a Fact — not a Slogan.” The Vincent was King of the Road. But not for long.

Beginnings of the Vincent Black

A year later and just a few before the 1948 Isle of Man TT, Vincent sent a note to the of Motor Cycling magazine the tantalizing promise: “… in the Island be a ‘Black Shadow’ for your and road test to follow … .” The Black Shadow was based on an Rapide that had been by factory tester and racer Brown, his brother Cliff, and Phil Irvin. The engine from a road bike thought was too mechanically noisy to be The Rapide was raced and sprinted for a often setting lap records, and was tested by Motor Cycling The journalist was so impressed with the that he used a quote a famous Rudyard Kipling about an Indian water who saved the life of a British as an introduction to his report:

‘Tho’ I’ve belted you an’ you

Vincent Black Shadow

By the livin’ Gawd that you

You’re a better man than I am, Din.’

After that, Brown’s Rapide was known as Din. When Phil decided to build a production he ordered the engine stove black to give the new model a appearance to match the name. Not at the Stevenage factory liked the of covering that glorious engine in paint, but Phil was proved right when the Shadow went on to outsell the

Differences between the Black and the standard Rapide included valve rockers, ports, chambers and connecting rods. The ratio was increased 6.45:1 to and 1-1/8-inch Amal 289s the Rapide’s 1-1/16-inch carbs. valve springs (instead of were used, but the cams the same as the Rapide’s. First was changed 9:1 to 7.2:1.

The cycle were the same as used on the except for the ribbed cast drums that replaced steel units.

The first Black Shadow was with a prototype 150mph speedometer. Chief engineer Irving chose a huge dial, as used on sports with a housing made an aluminum saucepan. Marked in intervals, the dial was mounted in front so the rider didn’t to glance down to confirm the speeds the Shadow was designed

This style of speedometer was replaced by one with a neater, alloy case with the from 10 to 150mph in 20mph

For the rest of the story featuring full-color photos of the Prototype Series B Vincent Black , order the July/August 2009 of Motorcycle Classics . Contact Service at (800) 880-7567 or  us by email .


Vincent HRD Owners

The ultimate Vincent website

Vincent Black Shadow
Vincent Black Shadow


Other articles of the category "interesting":

Our partners
Follow us
Contact us
Our contacts

Born in the USSR


About this site

For all questions about advertising, please contact listed on the site.

Motorcycles catalog with specifications, pictures, ratings, reviews and discusssions about Motorcycles.