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Item # Image Description Price
HRC121213-08
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 229/237 @.050, .629/.629 108 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 229/237 @.050, .629/.629 108 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 261/269
Duration @ .050": 229/237
Valve Lift w/1.70 Rockers: .629/.629
Lobe Separation Angle: 108
Intake Centerline: 104
2000-6200. Lopey idle, great for Power Touring. Easy on parts. Needs 2000+ stall.

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$489.95

HRC121213-10
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 229/237 @.050, .629/.629 110 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 229/237 @.050, .629/.629 110 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 261/269
Duration @ .050": 229/237
Valve Lift w/1.70 Rockers: .629/.629
Lobe Separation Angle: 110
Intake Centerline: 106
2000-6200 Lopey idle, great for Power Touring. Easy on parts. Needs 2000+ stall.

Check for Availability
Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER
$489.95

HRC121203-08
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/237 @.050, .629/.629 108 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/237 @.050, .629/.629 108 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 269/269
Duration @ .050": 237/237
Valve Lift w/1.70 Rockers: .629/.629
Lobe Separation Angle: 108
Intake Centerline: 104
2600-6800. Rough idle, street/mild strip. Low to mid-range torque & power. 9.5:1+ CR.

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$489.95

HRC121203-10
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/237 @.050, .629/.629 110 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/237 @.050, .629/.629 110 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 269/269
Duration @ .050": 237/237
Valve Lift w/1.70 Rockers: .629/.629
Lobe Separation Angle: 110
Intake Centerline: 106
2600-6800. Rough idle, street performance/mild strip. Recommend 9.5:1 CR, 2500+ stall.

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$489.95

HRC120183-08
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/243 @.050, .629/.629 108 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/243 @.050, .629/.629 108 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 269/275
Duration @ .050": 237/243
Valve Lift w/1.70 Rockers: .629/.629
Lobe Separation Angle: 108
Intake Centerline: 104
2600-6600. Fair idle, weekend cruiser/mild strip. 2500+ stall recommended.

Check for Availability
$489.95

HRC120183-10
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/243 @.050, .629/.629 110 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/243 @.050, .629/.629 110 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 269/275
Duration @ .050": 237/243
Valve Lift w/1.70 Rockers: .629/.629
Lobe Separation Angle: 110
Intake Centerline: 106
2600-6600. Mild rough idle, street performance/Power Touring. Reliable low to mid- range power.

Check for Availability
Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER
$489.95

HRC120183-12
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/243 @.050, .629/.629 112 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 237/243 @.050, .629/.629 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 269/275
Duration @ .050": 237/243
Valve Lift w/1.70 Rockers: .629/.629
Lobe Separation Angle: 112
Intake Centerline: 108
2600-6700. Nice idle, street performance/mild strip. Low to mid-range performance. NOS OK.

Check for Availability
Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER
$489.95

HRC120173-08
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 241/247 @.050, .646/.646 108 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 241/247 @.050, .646/.646 108 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 273/279
Duration @ .050": 241/247
Valve Lift w/1.70 Rockers: .646/.646
Lobe Separation Angle: 108
Intake Centerline: 104
2800-6800. Lopey idle, street/mild bracket. Good lower mid-range. 10.0:1+ CR, 2800+ stall.

Check for Availability
Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER
$489.95

HRC120173-10
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 241/247 @.050, .646/.646 110 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 241/247 @.050, .646/.646 110 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 273/279
Duration @ .050": 241/247
Valve Lift w/1.70 Rockers: .646/.646
Lobe Separation Angle: 110
Intake Centerline: 106
2800-6800. Fair idle, high performance street/mild bracket. Should have 10.0:1 CR, 2800+ stall.

Check for Availability
$489.95

HRC120173-12
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 241/247 @.050, .646/.646 112 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 241/247 @.050, .646/.646 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 273/279
Duration @ .050": 241/247
Valve Lift w/1.70 Rockers: .646/.646
Lobe Separation Angle: 112
Intake Centerline: 108
2800-6900. Fair idle, street/strip, strong mid-range torque. 10.0:1 CR, 2800+ stall.

Check for Availability
$489.95

HRC121313-10
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 249/249 @.050, .663/.663 110 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 249/249 @.050, .663/.663 110 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 281/281
Duration @ .050": 249/249
Valve Lift w/1.70 Rockers: .663/.663
Lobe Separation Angle: 110
Intake Centerline: 106
3000-7000. Lopey idle, pro-street cam. Works well with small NOS system.

Check for Availability
$489.95

HRC121313-12
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 249/249 @.050, .663/.663 112 LS
Howards Cams, Steel Billet Mechanical Roller Camshaft, Chev BB Mark IV 396-502, 249/249 @.050, .663/.663 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 281/281
Duration @ .050": 249/249
Valve Lift w/1.70 Rockers: .663/.663
Lobe Separation Angle: 112
Intake Centerline: 108
3000-7000. Hot street, marine. Good low end performance.

Check for Availability
Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER
$489.95

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