Howards Cams HC123335-12 Retro-Fit Hyd Roller Cam 253/259 @.50 Chev BB 396-454

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Howards Cams

HC123335-12
$815.80 AUD
$815.80 AUD
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Howards Cams HC123335-12 Retro-Fit Hyd Roller Cam 253/259 @.50 Chev BB 396-454

Item Description

HOWARDS CAMS RETRO-FIT HYD ROLLER CAM 253/259 @.50 CHEV BB 396-454 HC123335-12
Howards Cams retrofit hydraulic roller camshafts offer more lift and more power for less money. These street performance grinds are perfect for those wanting to upgrade to hydraulic roller cams. Manufactured using the highest grade race-quality cores, Howards precision-grinds their cams to provide the quality and performance that you want at a reasonable price. Overhaul your valvetrain for mild to wild street performance with Howards Cams retrofit hydraulic roller camshafts.
Specs:
Application: Chev Big Block Mark IV 396-454 C.I.D. & Gen V 454 C.I.D.
Cam Style: Hydraulic roller tappet
Basic Operating RPM Range: 3,400-6,800
Intake Duration at 050 inch Lif 253
Exhaust Duration at 050 inch Lif 259
Duration at 050 inch Lif 253 int./259 exh.
Advertised Intake Duration: 306
Advertised Exhaust Duration: 312
Advertised Duration: 306 int./312 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.657 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.640 in.
Valve Lift with Factory Rocker Arm Ratio: 0.657 int./0.640 exh.
Lobe Separation (degrees): 112
Camshaft Gear Attachmen 3-bolt
Computer-Controlled Compatible: No
Valve Springs Required: Yes
Camshaft Manufacturers Description: Lopey idle, Hot Street/bracket in larger cu. in., 11.0+ compression ratio, good heads. 3,500+ stall, OK with nitrous oxide.
Quantity: Sold individually.
Notes: Retrofit roller cam for engines that did not originally come with a roller cam.



Manufacturer Information

  • Manufacturer: Howards Cams
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