Icon Pistons IC9986C.020 Forged Piston Set LS 5.3L 3.800 Bore

The Icon Pistons IC9986C.020 forged piston set is engineered for LS 5.3L engine builds requiring a 3.800-inch bore diameter. These premium forged pistons deliver exceptional strength and durability for high-performance and forced induction applications.

Key Features:

• 2618 aluminum alloy construction for superior strength-to-weight ratio
• 3.800-inch bore diameter with .020-inch oversize
• Flat-top piston design optimizes compression and combustion efficiency
• Precision-machined ring grooves for excellent ring seal and oil control
• Lightweight design reduces reciprocating mass for improved engine response
• Compatible with LS 5.3L engines including LM7, L59, LM4, and L33 platforms
• Complete set includes pistons, pins, locks, and rings

Icon forged pistons are manufactured to exacting tolerances and provide the reliability needed for street performance, race applications, and boosted engine builds. The flat-top design works well with modern combustion chamber configurations to achieve optimal compression ratios.