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Performance Camshafts, Lifter Kits and Matching Valvetrain for 396-502 V8 (1965-95 Mark IV &?Gen V) Chevy - Edelbrock.com
Camshaft: Rollin' Thunder Hydraulic Roller
Part #: #2261
Vehicle Type: CHEVROLET
Engine Application: 396-502 V8 (1965-95 Mark IV &?Gen V)
RPM Range: 1500-6500
DURATION AS ADVERTISED
DURATION @ .050
LIFT @ CAM (Lobe)
LIFT @ VALVE
LOBE SEPERATION: 112°
INTAKE CENTERLINE: 109°
IDLE VACUUM @ 1000 RPM: 10"
The information below is for verification of
opening and closing events.
INTAKE TIMING @ .050" LIFT:
Opens: 6° BTDC
Closes: 51° ABDC
EXHAUST TIMING @ .050" LIFT:
Opens: 54° BBDC
Closes: 11° ATDC
OPTIONAL VALVE SPRINGS: -
CAM FEATURES: This camshaft works great when matched with Victor Jr. intake manifold #2902 and Victor Jr. 24° cylinder heads
INSTALLATION NOTES: Use Edelbrock Performer-Link Timing Chain and Gear Set #7810 or Accu-Drive gear drive #7891. Do not use late model timing chain and gear sets that are designed for emissioncontrolled engines. These timing sets are machined in a retarded position and are not recommended for this camshaft installation. Edelbrock Timing Sets feature three keyways for specified timing selection. Use "0" position for most applications.
Footnote 1: Use recommended valve springs with closed pressure of 120-130 lbs., open pressure of 320-340 lbs, and max lift of .700".