Rollin Thunder

Edelbrock Rollin Thunder Camshaft - 2221

Part #
2221
Line:
EDB

Product Information

  • Warranty:  Manufacturer's Defect Warranty
  • Unit of Measure:  Each
  • UPC:  # 85347022212
  • Exhaust Advertised Duration (Deg): 302 Degree
  • Exhaust Duration At 0.050 Inch Lift (Deg): 238 Degree
  • Exhaust Valve Lift With OE Rocker Arm Ratio (in): 0.582 Inch
  • Intake Advertised Duration (Deg): 298 Degree
  • Intake Duration At 0.050 Inch Lift (Deg): 235 Degree
  • Intake Valve Lift With OE Rocker Arm Ratio (in): 0.573 Inch
  • Lobe Separation Angle (Deg): 112 Degree
  • Range (RPM): 1500 To 6500 RPM
  • Intake Lobe Center (Deg): 107 Degree
  • Intake Valve Lift (in): 0.358 Inch
  • Lifter Type: Hydraulic
  • Exhaust Valve Lift (in): 0.364 Inch
  • Engine Make/Size: Ford 289-302
  • Camshaft Type: Roller

Applications for this Product

  • Select a vehicle to see vehicle applications.

Detailed Description

Camshaft;

Edelbrock Rollin' Thunder Camshaft number 2221 is designed for 289-302 Ford V8 engines and produces optimum torque from the low-end to the mid-range. Rollin' Thunder camshafts match with Performer manifolds for vehicles operating from off-idle to 5500 rpm. They are smooth idling cams for daily drivers, trucks, vans, RVs and 4X4s. You can expect a major improvement in throttle response and torque. In the manifold section you'll find torque graphs showing the power gains from Performer manifolds and Performer-Plus cams. All camshafts include flat tappet lifters (except for cams designed for use with stock roller lifters), assembly lube and instructions. This cam produced 384HP and 347 foot/Lbs. of Torque when paired with a Pro-Flo 2 system number 35210 and Performer RPM cylinder heads number 60225. Must use a high stall torque converter and stock ratio rocker arms only. Camshaft Specifications: Intake duration: 227 Degrees- Exhaust duration: 234 Degrees- Intake lift: 0.520 inch- Exhaust lift: 0.520 inch- Lobe separation: 112 Degree- Intake Center Line: 107 Degree- Vacuum: 12 inch Designed for 1500 to 6500 RPM Performance. Maximum Power in High-RPM with Good Low-End Torque. Matched to Edelbrock Performer RPM Intakes. 10 To 12 inch Of Manifold Vacuum At Idle. More Lift And Duration Than Most Street Camshafts. Dyno-Matched/Street-Proven Performance. Take the Guesswork Out of Camshaft Selection!. Use Only Stock Ratio Rocker Arms.

Brand Information

Founded in 1938, Torrance-based Edelbrock, LLC is recognized as one of the nation's premier designers, manufacturers and distributors of performance replacement parts for the automotive and motorcycle aftermarkets. Edelbrock produces their core products in the United States of America using state-of-the-art equipment in their world class manufacturing facilities. Edelbrock, LLC encompasses six locations in Southern California totaling more than 500,000 square feet.
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