Carrillo SC7449-4 Forged Piston Set Toyota 3SGTE 86mm 9.0:1 CR

The Carrillo SC7449-4 is a high-performance forged piston set engineered specifically for Toyota 3SGTE turbocharged engines found in the MR2 Turbo and Celica GT-Four. This complete 4-cylinder piston kit features precision-machined forged aluminum construction designed to withstand the extreme pressures of forced induction applications.

Technical Specifications:

• Bore: 86mm (3.386") - Standard size
• Compression Ratio: 9.0:1
• Stroke: 86mm
• Connecting Rod Length: 138mm
• Compression Height: 34.925mm (1.375")
• Wrist Pin Diameter: 22mm
• Piston Weight: 332 grams each
• Ring Set: CPN-3386

Premium Features:

• Dedicated forgings for application-specific strength
• Precision balanced to +/- 1 gram for smooth operation
• Fully CNC machined for exact tolerances
• Accumulator grooves for improved oiling
• Dual forced pin oilers for enhanced lubrication
• Pick lock grooves for secure ring retention
• Designed for high lift camshafts and oversized valves
• USA manufactured quality

Complete Kit Includes:

• Wrist pins (866-2250-15CP1C)
• Piston rings
• Spiral locks (866 063 SWL)

CP-Carrillo pistons are engineered through extensive research and development, utilizing advanced analysis and reverse engineering to create the highest quality performance pistons. Each piston features dedicated forgings specific to the Toyota 3SGTE application, ensuring optimal strength, durability, and performance in turbocharged and nitrous applications. Ideal for street performance, road racing, and high-boost builds.