Wiseco Pistons SB5090-866+ BoostLine Connecting Rod Kit for Subaru FA20/FA20DIT 129.3mm with ARP 625+ Bolts

The Wiseco BoostLine Connecting Rod Kit is engineered specifically for high-performance turbocharged, supercharged, and nitrous-fed Subaru FA20/FA20DIT engines. This complete kit includes four connecting rods with a 129.3mm center-to-center length, upgraded with premium ARP 625+ Custom Age bolts rated at 260,000 to 280,000 psi tensile strength.

Key Features:

• Patented 3-pocket beam design forged from premium 4340 chromoly steel
• Provides 60% more bending strength compared to traditional H-beam rods
• 20% stress reduction in tension for improved durability in high-horsepower applications
• Upgraded ARP 625+ Custom Age bolts for maximum strength and reliability
• High-quality Ampco bronze bushing material in the small end
• Precision wrist pin clearance of 0.0009" to 0.0011" for custom fitment
• Designed, finished, and inspected in Mentor, Ohio USA
• Each rod individually inspected on Zeiss Coordinate Measuring Machine (CMM)
• Includes detailed inspection report with critical dimensions to 0.0001"
• Heat-treated and shot-peened for enhanced durability
• Each rod vacuum-wrapped and foam-separated for corrosion and shipping protection
• Rated for 1,000+ horsepower in 4-cylinder forced induction applications

The revolutionary 3-pocket design combines the mass efficiency of H-beam rods with the superior strength characteristics of I-beam designs, dramatically improving big-end stability under extreme tensile loads. This makes BoostLine rods the ideal choice for serious engine builders pushing the limits of turbocharged and supercharged Subaru boxer engines.