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Camshaft - E-251-S

$ 384.32

General Motors Mechanical Camshaft.Smooth stock type idle. Good low end torque in 1600 – 2000 RPM range. Operating power range1000 – 3200 RPM. Best fuel economy cam with correct equipment. Good choice for heavytowing. Will work with stock or slightly modified engine, stock automatic or manual transmission.Compression 9.0 to 1 or less. Recommended spring pressure 95 lbs. for valve on seat; 240 lbs.for valve open. Stock axle ratio 3.50 to 1 and lower. Not recommended for racing.

E-251-S Category:

Description

CAMSHAFT CHEV MECH ****Price includes Core Charges****.Smooth stock type idle. Good low end torque in 1600 – 2000 RPM range. Operating power range1000 – 3200 RPM. Best fuel economy cam with correct equipment. Good choice for heavytowing. Will work with stock or slightly modified engine, stock automatic or manual transmission.Compression 9.0 to 1 or less. Recommended spring pressure 95 lbs. for valve on seat; 240 lbs.for valve open. Stock axle ratio 3.50 to 1 and lower. Not recommended for racing.

Specifications

Weight 12.75 lbs
Dimensions 29.50 × 2.50 × 2.25 in
  • Range
    A
  • Intake/ Exhaust
    Int/Exh
  • Cam Lift (inches)
    .210-.224
  • Valve Lift (inches)
    .315-.333
  • Advertised Duration (Degrees)
    288-344
  • Duration @ .050"
    168-172
  • Opens
    24 ATC 13 BBC
  • Closes
    12 ABC 23 BTC
  • Over-Lap (Degrees)
    1
  • Lash-Hot
    .006-.018
  • Lobe Line (Degrees)
    108-108
  • Range
    A
  • Intake/ Exhaust
    Int/Exh
  • Cam Lift (inches)
    .210-.224
  • Valve Lift (inches)
    .315-.333
  • Advertised Duration (Degrees)
    288-344
  • Duration @ .050"
    168-172
  • Opens
    24 ATC 13 BBC
  • Closes
    12 ABC 23 BTC
  • Over-Lap (Degrees)
    1
  • Lash-Hot
    .006-.018
  • Lobe Line (Degrees)
    108-108
Year Make Engine
Year Make Engine
1954 - 1962 CHEVROLET 235 CID