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Norton Commando 750-850cc 4S Combat Grind High Performance Camshaft

Norton Commando 750-850cc 4S Combat Grind High Performance Camshaft MAP1600-4S

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  • Norton Commando 750-850cc 4S Combat Grind High Performance Camshaft MAP1600-4S
  • Norton Commando 750-850cc 4S Combat Grind High Performance Camshaft MAP1600-4S
  • Norton Commando 750-850cc 4S Combat Grind High Performance Camshaft MAP1600-4S
  • Norton Commando 750-850cc 4S Combat Grind High Performance Camshaft MAP1600-4S
Norton Commando 750-850cc 4S Combat Grind High Performance Camshaft

Availability: In stock

Get great sporting performance with this cam for your Norton! More information below:
$350.00

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Description

Details

MAP Norton Commando 750 & 850cc 4S High Performance Cam

  • The 4S cam provides a very similar grind to the famous SS or Combat cam with a little extra lash clearance
  • Provides broad power band with great all around performance
  • Makes good use of big Norton engines with strong mid range and increased top end
  • Wide, smooth power band
  • Fits all 750 and 850cc engines with slight modifications

Note:

  • Be sure to check clearances on 750cc engines
  • Cam is threaded with 1/4 x 26 TPI thread. Use of any other size may damage cam and void warranty

Specifications

  • Duration: 276 degrees @ .040 - L.L. .388" - Cam lift at TCC 168" intake. 145" exhaust
  • Timing: 36btc/64abc (in); 64bbc/32atc (ex) - lash .016" in. .016"ex
  • Timing at .40" cam lift with stock lifter
  • Lobe center 104 degrees (intake) 106 degrees (exhaust)

Additional Information

SKU MAP1600-4S
Manufacture MAP Cycle
Additional Information

Additional Information

SKU MAP1600-4S
Manufacture MAP Cycle
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Fitment Information

Norton Models

  • Norton Commando 750 1968
  • Norton Commando 750R 1969 - 1970
  • Norton Commando Fastback 750 1969 - 1973
  • Norton Commando Fastback 850 1973
  • Norton Commando Fastback LR 750 1971 - 1973
  • Norton Commando Hi-Rider 750 1971 - 1975
  • Norton Commando Hi-Rider 850 1973 - 1974
  • Norton Commando Interstate 750 1972 - 1973
  • Norton Commando Interstate 850 1973 - 1974
  • Norton Commando Interstate Combat 50 1972
  • Norton Commando John Player 850 1973 - 1975
  • Norton Commando MK III Hi-Rider 850 1975
  • Norton Commando MK III Interstate 850 1975 - 1977
  • Norton Commando MK III Roadster 850 1975 - 1977
  • Norton Commando Roadster 750 1971 - 1973
  • Norton Commando Roadster 850 1973 - 1974
  • Norton Commando Roadster Combat 750 1972
  • Norton Commando Scrambler 750 1971
  • Norton Commando Scrambler 750S 1969 - 1970
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