Howards Cams 180225-12 SBC Hydraulic Roller

This Howards Cams 180225-12 SBC Hydraulic Roller Camshaft fits the 305-350 Small Block Chevy from 1987-1998. Howards designed this cam for OE Roller Applications/With Stepped Nose (Carbureted). It is great for street use, and it features good low to mid-range performance, great fuel economy, and a smooth idle. A 9.0:1+ compression ratio and a 1500+ stall speed torque converter are highly recommended.

Howards Cams 180225-12 SBC Hydraulic Roller Camshaft Specs:

• For 305-350 cubic inch Small Block Chevy engines from 1987-1998
• Basic RPM Range: 800 to 4200
• Valve Lift Intake: .405
• Valve Lift Exhaust: .465
• Intake Duration: 260
• Exhaust Duration: 266
• Intake Duration at .050”: 207
• Exhaust Duration at .050”: 213
• Lobe Separation: 112
• Intake Centerline: 108
• Firing Order: 1-8-4-3-6-5-7-2
• Recommended Lifter Set: 91113 Performance
• Recommended Premium Lifter Set: 91113FB Variable Duration
• Recommended Valve Springs: 98213
• Recommended Valve Spring, Retainer and Lock Kit: 98213-K12
• Made in the USA

Notes: Stock (O.E.) valve springs can NOT be used.

Howards Cams designed this Hydraulic Roller Camshaft for high performance on the street.

Howards Hydraulic Roller Cams - From mild to wild, they are the ultimate in performance!