Howards Cams 414645-10 Pontiac 4/7 Swap Hydraulic Roller
Original price was: $514.99.$99.00Current price is: $99.00.
(In Stock)
This Howards Cams 414645-10 Pontiac Retro-Fit 4/7 Swap Hydraulic Roller Camshaft fits 265-455 cubic inch Pontiac engines from 1955-1981. Howards designed this cam for street/strip use, and it features a broad low to mid-range power band and a nice idle. A 9.0:1+ compression ratio, lower rear end gears and a 1800+ stall speed torque converter come highly recommended.
4/7 Swap camshafts change the firing order to create even more power!
Howards Cams 414645-10 Pontiac 4/7 Swap Hydraulic Roller Camshaft Specs:
- Ignition Firing Order Must Be Changed To: 1-8-7-3-6-5-4-2
- For Pontiac 265-455 engines from 1955-1981
- Basic RPM Range: 1400 to 5600
- Valve Lift Intake: .485
- Valve Lift Exhaust: .475
- Intake Duration: 266
- Exhaust Duration: 274
- Intake Duration at .050: 213
- Exhaust Duration at .050: 221
- Lobe Separation: 110
- Intake Centerline: 106
- Recommended Lifter Set: 91466 Retro-Fit Street
- Recommended Valve Springs: 98438
- Recommended Valve Spring, Retainer and Lock Kit: 98438-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 and on the drag strip.
Howards Hydraulic Roller Cams From mild to wild, they are the ultimate in performance!
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