Chevrolet BB 396-502 4/7 Swap Mech. Roller Cams

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CPXHRC124803-14

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 285/311 @.050, .850/.810 114LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 317/343
Duration @ .050": 285/311
Valve Lift w/1.70 Rockers: .850/.810
Lobe Separation Angle: 114
Intake Centerline: 110
5000-8000. 550+ ci with Big Chief style heads. Needs high compression & big carburetion.

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HRC124013-10

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 277/283 @.050, .703/.714 110LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 309/315
Duration @ .050": 277/283
Valve Lift w/1.70 Rockers: .703/.714
Lobe Separation Angle: 110
Intake Centerline: 106
4400-8000. 468+ CID. 12.0:1+. Strong mid-range.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC124023-08

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 277/283 @.050, .765/.714 108LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 309/315
Duration @ .050": 277/283
Valve Lift w/1.70 Rockers: .765/.714
Lobe Separation Angle: 108
Intake Centerline: 104
4400-8200. 11.0:1+ CR, 4500+ stall. Good in 427-496.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC124023-10

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 277/283 @.050, .765/.714 110LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 309/315
Duration @ .050": 277/283
Valve Lift w/1.70 Rockers: .765/.714
Lobe Separation Angle: 110
Intake Centerline: 106
4400-8200. 11.0:1+ CR, 4500+ stall. Good in super gas.

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HRC124033-12

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 285/295 @.050, .810/.765 112LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 317/327
Duration @ .050": 285/295
Valve Lift w/1.70 Rockers: .810/.765
Lobe Separation Angle: 112
Intake Centerline: 108
5500-8200. 480+. Good heads 13.0:1+ CR. Some nitrous OK.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC124053-14

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 281/295 @.050, .873/.810 114LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 313/327
Duration @ .050": 281/295
Valve Lift w/1.70 Rockers: .873/.810
Lobe Separation Angle: 114
Intake Centerline: 110
4600-8200. 540+ cubic inch. 12.5:1 minimum. Race converter & NOS.

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HRC124063-14

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 285/299 @.050, .873/.810 114LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 317/331
Duration @ .050": 285/299
Valve Lift w/1.70 Rockers: .873/.810
Lobe Separation Angle: 114
Intake Centerline: 110
5200-8200. 540+. Comp. & Quick 16.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC124093-16

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 291/319 @.050, .873/.867 116LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 323/351
Duration @ .050": 291/319
Valve Lift w/1.70 Rockers: .873/.867
Lobe Separation Angle: 116
Intake Centerline: 112
4800-8000. Big cubic inch only. Requires huge heads.

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HRC124123-08

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 269/277 @.050, .703/.703 108LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 301/309
Duration @ .050": 269/277
Valve Lift w/1.70 Rockers: .703/.703

Lobe Separation Angle: 108
Intake Centerline: 104
4000-8000. Good Bracket Racing cam. 11.0:1+ compression.

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Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC124123-10

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 269/277 @.050, .703/.703 110LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 301/309
Duration @ .050": 269/277
Valve Lift w/1.70 Rockers: .703/.703

Lobe Separation Angle: 110
Intake Centerline: 106
4000-8000. Good Bracket Racing cam. 11.0:1+ compression

Check for Availability

Will be shipped via: ITEM SHIPS DIRECT FROM MANUFACTURER

HRC124133-08

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 261/269 @.050, .680/.680 108LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 293/301
Duration @ .050": 261/269
Valve Lift w/1.70 Rockers: .680/.680
Lobe Separation Angle: 108
Intake Centerline: 104
3400-7200. Nice bracket cam, lopey idle, needs higher stall & lower gears.

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HRC124133-10

Howards Cams, Steel Billet Mechanical Roller Camshaft, 4/7 Swap, Chev BB Mark IV 396-502, 261/269 @.050, .680/.680 110LS

Chevrolet BB Mark IV 396-502 1965-1996
Cam Series: 4/7 Swap
Advertised Duration: 293/301
Duration @ .050": 261/269
Valve Lift w/1.70 Rockers: .680/.680
Lobe Separation Angle: 110
Intake Centerline: 106
3800-7300. Nice bracket cam, lopey idle, needs higher stall & lower gear.

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