Howards Cams, Big Bottle Cams, Mechanical Roller Camshaft, Small Base Chev SB 262-400, 259/275 @.050, .640/.630 112 LS

Howards Cams Big Bottle Cams Nitrous Oxide Mechanical Roller Camshaft
Designed specifically for nitrous oxide applications. These camshafts have camshaft lobes matched to the application to give you the best performance and horsepower. Most applications are designed for good power and throttle response without the nitrous, but give you big gains when the nitrous oxide is engaged. Grinds available for small plate systems to big multi-stage port injection systems.

Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
100% Rockwell Tested & Parkerized Ensuring the Highest Quality
Hard protective packaging

Part Type: Camshaft
Cam Series: Big Bottle Cams™
Application: Chevrolet Small Block 262-400 1955-1998
Ignition Firing Order: (1-8-4-3-6-5-7-2)
Cam Style: Nitrous Oxide Mechanical Roller Camshaft
Basic RPM Range: 3600-7600
Manufacturer's Description: Small Base Circle, Mid & upper RPM horsepower, 250+ plate system.
Intake Duration @ .050": 259
Exhaust Duration @ .050": 275
Advertised Intake Duration (@ .020"): 291
Advertised Exhaust Duration (@ .020"): 307
Intake Valve Lift with OE Rocker Ratio (1.50): .640"
Exhaust Valve Lift with OE Rocker Ratio (1.50): .630"
Intake Lobe Lift: .426"
Exhaust Lobe Lift: .420"
Intake Valve Lift with 1.55 Rocker Ratio: .661"
Intake Valve Lift with 1.60 Rocker Ratio: .682"
Intake Valve Lift with 1.65 Rocker Ratio: .704"
Exhaust Valve Lift with 1.55 Rocker Ratio: .651"
Exhaust Valve Lift with 1.60 Rocker Ratio: .672"
Exhaust Valve Lift with 1.65 Rocker Ratio: .693"
Lobe Separation Angle: 112 Degrees
Intake Centerline: 108 Degrees
Lifters Included: No
Small Base Circle: Yes
Cam Gear Attachment: 3-Bolt
Valve Adjustment: .022/.022
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: 110613-12S
Weight: 10.0 lbs.
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Each