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Albert Road and Tower Road in Ramsey which differed from the original Four-Inch circuit which had incorporated these sections of private road and the new
Mountain Course length increased to 37.739 miles (60.74 km). The official course distance for the Snaefell Mountain Course was amended for the
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102:, which limited the competitors' engines to a cylinder-diameter of four inches. The Four-Inch Course was adopted by the Auto-Cycle Club for the
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between
Selborne Drive and the 1st Milestone/Alexander Drive, becoming known as the Snaefell Mountain Course when used for motorcycle racing.
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98:(the parliament of the Isle of Man). The name of the course derives from the regulations for the 1908 Tourist Trophy adopted by the
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pp.103–104 Robert Kelly, Mercury Asset
Management (1996) (1st Edition) The Manx Experience, The Alden Press ISBN No 1 873120 61 3
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The A9 Albert Road in Ramsey, including two small sections of private road with the northerly junction of the primary
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The Four Inch Course was based on a number of public roads closed for the duration of racing, including:
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Snaefell
Mountain Road from the start-line at Hillberry Corner to the junction with the primary
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page 45 edited by Norrie White Isle of Man
Department of Tourism (1992) Mannin Media Ltd
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races, changes were made to the
Snaefell Mountain Course and competitors turned left at
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to 37.73 miles (60.72 km) which is the current
Snaefell Mountain Course length.
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William Watson, winner of the 1908 Tourist Trophy at the Four Inch Course
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1 hour 32 mins, 32.2 sec (57.70 mph) (Major Henry
Segrave, Sunbeam, 1922)
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The A22 Ballanard Road in an easterly direction to the road junction at
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races with the adoption of two small sections of private road between
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length of 37.50 miles (60.35 km) to 37.75 miles (60.75 km).
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in Ramsey. The
Snaefell Mountain Course had previously negotiated the
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The
Tourist Trophy in Old Photographs Collected by Bill Snelling.
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The Four Inch Course was adopted by the Auto-Cycle Club for the
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for cars, held on public roads closed for racing by an Act of
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Races and the start-line was moved to a level section of the
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The A18 Mountain Road to the finish-line at Hillberry Corner.
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The new course length was 37.5 miles, based on the 'Short'
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Races. The Four-Inch Course was subsequently known as the
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The A3 Castletown to Ramsey road from Ballacraine to
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or Mountain Course when used for motor-cycle racing.
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364:TT Pioneers – Early Car Racing in the Isle of Man
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289:More changes to the course followed for the
278:following the primary A18 Bemahague Road to
186:from Cronk-ny-Mona to the junction with the
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378:Bill Snelling page 14 Sutton Publishing
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134:Quarterbridge Road/Alexander Drive to
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555:Motorsport venues in the Isle of Man
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16:Isle of Man road-racing circuit
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487:Mannin Beg/Mannin Moar Course
223:road from Quarter Bridge to
138:on the A18 Mountain Road.
90:circuit first used for the
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243:Parliament Square, Ramsey
227:at the junction with the
122:with the omission of the
492:Snaefell Mountain Course
320:Snaefell Mountain Course
308:1938 Isle of Man TTraces
108:Snaefell Mountain Course
92:1908 Tourist Trophy Race
497:St. John's Short Course
252:Snaefell Mountain Road.
195:St Ninian's Crossroads
184:Johnny Watterson's Lane
162:Johnny Watterson's Lane
395:Official TT Guide 1992
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164:and the tertiary C10
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100:Royal Automobile Club
58:37.5 miles (60.39 km)
531:54.17167°N 4.49194°W
29:Douglas, Isle of Man
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482:Jurby South Circuit
291:1923 Isle of Man TT
272:1920 Isle of Man TT
261:1911 Isle of Man TT
104:1911 Isle of Man TT
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536:54.17167; -4.49194
335:RAC Tourist Trophy
265:Quarterbridge Road
203:Quarterbridge Road
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49:RAC Tourist Trophy
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114:Four Inch Course
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172:in the town of
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71:Race lap record
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205:in Douglas to
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45:Major events
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440:Isle of Man
284:World War I
225:Ballacraine
201:and the A2
88:road-racing
519:54°10′18″N
232:Castletown
522:4°29′31″W
270:From the
199:Bray Hill
197:, the A2
128:Peel Loop
35:Time zone
549:Category
314:See also
299:May Hill
126:and the
25:Location
351:Sources
217:Douglas
174:Douglas
96:Tynwald
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236:Ramsey
86:was a
55:Length
238:road.
63:Turns
380:ISBN
297:and
221:Peel
212:The
82:The
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234:to
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188:A22
181:A21
168:at
159:A21
155:A18
66:219
39:GMT
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303:A2
229:A3
214:A1
132:A2
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