The Centerforce I Clutch Series utilizes a full facing disc with premium friction material and is designed as a high-quality entry-level performance clutch for those in need of a superior stock replacement. Using the Centerforce centrifugal weights (where applicable), the Centerforce Stage 1 clutch system is perfect for applications with stock engines or mild power increases from minor bolt-on modifications.

Pressure plate and disc sold separately on some applications. The Torque Figures for Centerforce I Pressure Plates are based and calculated in conjunction with a Centerforce I & II Clutch Disc.

Application Details:

• Liter: 4.2
• Cylinders: 6
• BlockType: L
• Fuel Delivery Type: CARB
• Fuel Type: Gas
• CC: 4227
• Engine Bore Inches: 3.7
• Engine Bore Metric: 94
• Engine Stroke Inches: 4
• Engine Stroke Metric: 101.6
• Aspiration Name: Naturally Aspirated
• Transmission Control Type: Manual

Details:

• Alignment Tool Included: Yes
• Clutch Disc Diameter: 280
• Counterweight Assist: Yes
• Disc Material: Organic
• Disc Type: Full face
• Disc Type (Sprung/Solid): Sprung
• Input Shaft Diameter: 39448
• Input Spline Quantity: 10
• Material: Cast Iron Pressure Plate / Organic Friction
• Mounting Hardware Included: Yes
• Release Bearing Included: Yes
• Torque Capacity: 479
• Made in the USA: Assembled

5.7L Chevrolet Conversion