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Howards Cams, Mechanical Roller Camshaft, Chev SB, Small Base, Nitrous, 4/7 Swap, Custom |
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Howards Cams Mechanical Roller Camshaft, Big Bottle Cams™ - 4/7 Swap
By switching the firing order (1-8-7-3-6-5-4-2) on your favorite Chev V8, you will discover a broader, smoother torque curve and decrease in crankshaft deflection. More aggressive profiles can be used to get the most manageable horsepower available. These cams require no additional engine modifications, other than swapping the #4 ignition wire with #7.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
Hard protective packaging
Note: Stock (O.E) valve springs cannot be used.
Note: Requires Thrust Button.
Note: Requires upgraded distributor gear/fuel pump pushrod.
Note: Ignition firing order must be changed to 1-8-7-3-6-5-4-2.
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