Triumph 1300cc to 1500cc Large Bearing 4 Cylinder NEWMAN CAMS
Rocker Ratio 1.5
Part No Application Power  Duration Valve Lift Cam Lift Timing Full Lift Valve Clear Material
    Band In Ex In Ex In Ex Open Close IN. ATDC EX BTDC In Ex Type
TRIS/260/375  Road Cam 1500 260 260 0,375 0,375 0,250 0,250 20-60 60-20 110   0,014 0,016 Blank
PH1   6000     9,52 9,52 6,35 6,35         0,300 0,350  
Notes. Ideal Road Cam for town use,Good Idle
TRIS/280/405 Fast Road/Rally Cam  300 280 280 0,405 0,405 0,270 0,270 30-70 70-30 110   0,014 0,016 Blank
PH2   6500     10,28 10,28 6,85 6,85         0,300 0,350  
Notes. Good Mid Range Power
TRIS/300/435 Race 4000 300 300 0,435 0,435 0,290 0,290 40-80 80-40 110   0,014 0,016 Blank
PH4   8000     11,04 11,04 7,36 7,36         0,300 0,350  
Notes. Powerful Mid Range Race Cam
  
Triumph TR2/3/4 4 Cyl  NEWMAN CAMS
Rocker Ratio 1.5
Part No Application Power  Duration Valve Lift Cam Lift Timing Full Lift Valve Clear Material
    Band In Ex In Ex In Ex Open Close IN. ATDC EX BTDC In Ex Type
TRI4/280/405 Road Cam  1500 280 280 0,405 0,405 0,270 0,270 30-70 70-30 110   0,014 0,016 Blank
PH1   5500     10,28 10,28 6,85 6,85         0,350 0,400  
Notes. Giving Excellent low Down power with smooth Idle and a Free Revving ability
TRI4/300/435 Race 2500 300 300 0,435 0,435 0,290 0,290 40-80 80-40 110   0,014 0,016 Blank
PH4   6000     11,04 11,04 7,36 7,36         0,350 0,400  
Notes. Powerful Fast Road Rally Cam
TRIS/330/525 Race 4000 330 330 0,525 0,525 0,350 0,350 50-90 90-50 110   0,014 0,016 Blank
PH4   7000     13,32 13,32 8,88 8,88         0,350 0,400  
Notes. A Race Cam for Circuit Racing Only Best with 45 or 48 DCOE Carbs
Triumph TR6 6 Cylinder 2.5 NEWMAN CAMS
Rocker Ratio 1.5
Part No Application Power  Duration Valve Lift Cam Lift Timing Full Lift Valve Clear Material
    Band In Ex In Ex In Ex Open Close IN. ATDC EX BTDC In Ex Type
TRI6/260/375  Road Cam 1500 260 260 0,375 0,375 0,250 0,250 20-60 60-20 110   0,014 0,016 Blank
PH1   6000     9,52 9,52 6,35 6,35         0,200 0,250  
Notes. Ideal Road Cam for town use, Good Idle Not For 150BHP Injection Engines
TRI6/300/435 Tarmac Rally Sprint Cam  3000 300 300 0,435 0,435 0,290 0,290 40-80 80-40 110   0,014 0,016 Blank
PH3   6500     11,04 11,04 7,36 7,36         0,200 0,250  
Notes. Fine All Round Fast Road Sprint Cam for Injection Models or Engines Fitted with DCOE Carbs
TRI6/310/480 Race 3500 310 310 0,480 0,480 0,320 0,320 45-85 85-45 110   0,014 0,016 Blank
PH4   7500     12,18 12,18 8,12 8,12         0,200 0,250  
Notes. A Circuit Race Cam Requiring O/S Cam Followers to be Fitted
Triumph Dolomite Sprint NEWMAN CAMS
Rocker Ratio 1.1
Part No Application Power  Duration Valve Lift Cam Lift Timing Full Lift Valve Clear Material
    Band In Ex In Ex In Ex Open Close IN. ATDC EX BTDC In Ex Type
TRID/280/375  Road Cam 1500 270 270 0,380 0,378 0,390 0,390 20-60 60-20 110   0,010 0,012 Blank
PH1   6000     9,64 9,59 9,90 9,90         0,250 0,300  
Notes. Ideal Road Cam for town use, Good Idle will run on SU carbs
TRI6/300/400 Tarmac Rally Sprint Cam  3000 290 290 0,390 0,388 0,400 0,400 35-75 75-35 110   0,010 0,012 Blank
PH3   6500     9,90 9,85 10,15 10,15         0,250 0,300  
Notes. Fine All Round Fast Road Sprint Cam will run on SU carbs but best with Twin 40 DCOE Carbs
TRI6/310/480 Race 3500 340 340 0,480 0,480 0,320 0,320 68-92 104-56 103   0,010 0,012 Blank
PH4   8000     12,18 12,18 8,12 8,12         0,250 0,300  
Notes. The Original Factory Race Cam STR 0139 for Race use only with Twin DCOE Carbs
Additional Components Spitfire TR6 Engines
DNCF53 8 x Spitfire 1300cc 1500cc Chilled Iron Cam Followers
DNCF53 12 x TR6 Chilled Iron Cam Followers
TBA 8 x Spitfire 1300cc 1500cc O/S Race Chilled Iron Cam Followers
TBA 12 x TR6 O/S Race Chilled Iron Cam Followers