Oldsmobile Hydraulic Flat Tappet Camshaft
Out of stock
SKU
56260
Oldsmobile - 260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Performance level 1-2 - Mileage Compu-Pro - These cams are designed to enhance throttle response and low-end torque in vans, trucks and passenger cars while delivering fuel efficient motoring. High vacuum and smooth idle are characteristic of these profiles. Stock or small cfm carburetor, small diameter tube headers, dual exhaust, and ignition rework are recommended for maximum benefit
INT/EXH - Dur @ .050” Lift: 203°/211° RR: 1.6/1.6 Gross Lift: .448”/.450” LSA: 112° RPM: Idle to 4200 Redline: 4700
Performance level 1-2 - Mileage Compu-Pro - These cams are designed to enhance throttle response and low-end torque in vans, trucks and passenger cars while delivering fuel efficient motoring. High vacuum and smooth idle are characteristic of these profiles. Stock or small cfm carburetor, small diameter tube headers, dual exhaust, and ignition rework are recommended for maximum benefit
INT/EXH - Dur @ .050” Lift: 203°/211° RR: 1.6/1.6 Gross Lift: .448”/.450” LSA: 112° RPM: Idle to 4200 Redline: 4700
$239.76
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Part Number
56260
Engine Make
Oldsmobile
Year
1967-up
Part Class
Camshaft
Camshaft Name
Mileage Compu-Pro
Camshaft Series
Compu-Pro
Engine Type
V8
Engine Size
260, 307 (5.0L,) 350 (5.7L), 400, 403, 425 & 455 (39° bank angle)
Product Type
Hydraulic Flat Tappet
Valve Lash
.000" intake and .000" exhaust
Lobe center
112
Advertised Duration: Intake / Exhaust
260/266
Duration @ .050" Lift: Intake / Exhaust
203/211
Lobe Lift: Intake / Exhaust
.280/.281
Rocker Ratio: Intake / Exhaust
1.6/1.6
Gross Valve Lift: Intake / Exhaust
.448/.450
CID
425
Performance Level
1
Low RPM
Idle
Peak HP
3500-3700
Redline
4500
Performance Description
These cams are designed to enhance throttle response and low-end torque in vans, trucks and passenger cars while delivering fuel efficient motoring. High vacuum and smooth idle are characteristic of these profiles. Stock or small cfm carburetor, small dia
Engine Application
Level 1 indicates a good stock replacement camshaft. Intended for stock or near-stock engines and drive trains. These profiles are designed to enhance throttle response and low end torque in vans, trucks, passenger cars and mild marine applications while delivering fuel efficient motoring.
Recommended Modifications
Stock or small CFM carburetors, small diameter tube heads and dual exhaust is recommended for maximum benefit. 8.5:1 compression, 2.70 to 3.25 ring and pinion, automatic transmissions with stock converter or manual transmission.
CID #2
350
Performance Level 2
2
Performance Description 2
These cams provide excellent low end and mid-range power and extended rpm range for spirited street and offroad driving. A perfect combination of mileage and power. Modifications should include small diameter tube headers, low restriction dual exhaust, af
Engine Application 2
Level 2 profiles are for individuals that require more power and an extended rpm range. Works well with stock and near-stock engines and drive trains. These camshafts provide excellent low end and mid-range power for spirited street, offroad driving and mild marine applications. Designed for lightly modified street engines.
Recommended Modifications 2
Small diameter tube headers, low restriction dual exhaust, aftermarket manifold, increased cfm carburetor, reworked or performance ignition and increased compression (9.5:1) for maximum output. Aftermarket torque converter with slightly higher stall speed or manual transmission.
Grind Number
260HDP
Recommended Kit #1
84057
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