All Howards Hydraulic Max Efficiency SB Chevy Cams use the highest-grade race quality billets available. All hydraulic and mechanical Howards Cams flat tappet camshafts are 100% Rockwell checked and Parkerized to ensure the highest quality control standards available anywhere.
Howards Hydraulic Max Efficiency SB Chevy Cams are manufactured on dedicated high precision cam grinding machines. All Howards Max Efficiency Cams are packaged and shipped in there unique, hard, high impact plastic reusable cases. This ensures that the high quality camshaft that went into the case comes out in the same condition, when delivered, as when it was packed.
Max Efficiency Cams - Low-end torque and good mileage cams. Computer friendly high vacuum grinds. Smooth idle with superior drivability and economy.
1000-5200 rpm Small Base Circle, 426 int .456 exh lift Duration @.050 of 205 int 215 exh Advertised 260 int 268 exh, this Howards Max Efficiency cam has a Smooth idle, Street, Towing, good fuel economy. Small Base Circle cam
1200-5500 rpm Small Base Circle Cam .440 int .455 exh lift, Duration @.050 of 215 int 225 exh Advertised 268 int 270 exh, this Howards Max Efficiency cam has a Strong low and mid-range torque and horsepower
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