Howards Chev BB Hydraulic Flat Tappet Camshafts

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HRC127641-14

Howards Cams, Hydraulic Flat Tappet Camshaft, American Muscle, Chev BB Mark IV 396-502, 196/196 @.050, .412/.412 114 LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: American Muscle
Advertised Duration: 286/286
Duration @ .050": 196/196
Valve Lift w/1.70 Rockers: .412/.412
Lobe Separation Angle: 114
Intake Centerline: 110
1000-4500. Smooth idle, near duplicate of the Chev LS1 335HP/427 cam (GM #3874872).

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC127061-13

Howards Cams, Hydraulic Flat Tappet Camshaft, American Muscle, Chev BB Mark IV 396-502, 210/213 @.050, .473/.473 113 LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: American Muscle
Advertised Duration: 346/348
Duration @ .050": 210/213
Valve Lift w/1.70 Rockers: .473/.473
Lobe Separation Angle: 113
Intake Centerline: 109
1200-4600. Near duplicate of the Chev L78 425HP/427 cam (GM #3883986).

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HRC120021-12

Howards Cams, Street Force Hydraulic Flat Tappet Camshaft, Chev BB Mark IV 396-502, 205/215 @ .050", .476/.516, 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: Street Force

Advertised Duration: 259/269
Duration @ .050": 205/215
Valve Lift w/1.70 Rockers: .476/.516
Lobe Separation Angle: 112
Intake Centerline: 108
800-4000. Street Force 1, Good idle, Mild Street performance, strong low end torque.

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HRC120031-12

Howards Cams, Street Force Hydraulic Flat Tappet Camshaft, Chev BB Mark IV 396-502, 215/225 @ .050, .516/.527, 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: Street Force
Advertised Duration: 269/279
Duration @ .050": 215/225
Valve Lift w/1.70 Rockers: .516/.527
Lobe Separation Angle: 112
Intake Centerline: 108
1200-5200. Street Force 2, Good idle & throttle response. Needs 4 barrel & good exhaust.

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HRC122121-12

Howards Cams, Street Force, Hydraulic Flat Tappet Camshaft, Chev BB Mark IV 396-502, 225/235 @ .050, .527/.533, 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: Street Force
Advertised Duration: 279/289
Duration @ .050": 225/235
Valve Lift w/1.70 Rockers: .527/.533

Lobe Separation Angle: 112
Intake Centerline: 108
1600-6000. Street Force 3, Noticeable idle, Hot Street & mild Bracket Racing.

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HRC122441-12

Howards Cams, Street Force Hydraulic Flat Tappet Camshaft, Chev BB Mark IV 396-502, 235/241@ .050, .553/.533, 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: Street Force
Advertised Duration: 289/295
Duration @ .050": 235/241
Valve Lift w/1.70 Rockers: .553/.533
Lobe Separation Angle: 112
Intake Centerline: 108
2400-6500. Street Force 4, Lopey idle, good mid-range power. Needs 2800+ stall.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC122501-12

Howards Cams, Hydraulic Flat Tappet Camshaft, Chev BB Mark IV 396-502, 205/209@ .050, .476/.476, 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 259/263
Duration @ .050": 205/209
Valve Lift w/1.70 Rockers: .476/.476
Lobe Separation Angle: 112
Intake Centerline: 108
8000-4000 Great low end torque replacement cam, good fuel economy.

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HRC122511-11

Howards Cams, Hydraulic Flat Tappet Camshaft, Chevrolet BB Mark IV 396-502, 209/209@ .050, .476/.476, 111 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 263/263
Duration @ .050": 209/209
Valve Lift w/1.70 Rockers: .476/.476
Lobe Separation Angle: 111
Intake Centerline: 107
800-4200 Low end performer, smooth idle. Good fuel efficiency.

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HRC120931-12

Howards Cams, Hydraulic Flat Tappet Camshaft, Chev BB Mark IV 396-502, 213/213 @ .050, .510/.510, 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 267/267
Duration @ .050: 213/213
Valve Lift w/1.70 Rockers: .510/.510
Lobe Separation Angle: 112
Intake Centerline: 108
1200-5000 Good idle, Street, Off-Road, Towing. Good fuel efficiency.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC120991-10

Howards Cams, Hydraulic Flat Tappet Camshaft, Chev BB Mark IV 396-502, 221/221@ .050, .533/.533, 110 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 275/275
Duration @ .050: 221/221
Valve Lift w/1.70 Rockers: .533/.533
Lobe Separation Angle: 110
Intake Centerline: 106
1400-5600 Good low & mid-range horsepower. Needs 4 barrel & headers.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC120951-10

Howards Cams, Hydraulic Flat Tappet Camshaft, ChevBB Mark IV 396-502, 221/231@ .050, .533/.533, 110 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 275/285
Duration @ .050": 221/231
Valve Lift w/1.70 Rockers: .533/.533
Lobe Separation Angle: 110
Intake Centerline: 106
1500-5800 Street & Strip. Needs 4 barrel, headers & lower gears.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC120951-12

Howards, Hydraulic Flat Tappet Camshaft, Chevrolet BB Mark IV 396-502, 221/231@ .050, .533/.533, 112 LS

Chevrolet BB Mark IV 396-502 1965-1996
Advertised Duration: 275/285
Duration @ .050: 221/231
Valve Lift w/1.70 Rockers: .533/.533
Lobe Separation Angle: 112
Intake Centerline: 108
1500-5800 Hot Street, Improved carburetion, exhaust & lower gears needed.

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