Wiseco K0173X3 SBF Ford 302/351 Forged Piston Kit -22cc R/Dome 4.030 Bore Blower Turbo

The Wiseco K0173X3 is a professional-grade forged piston kit designed for Small Block Ford 302 and 351 engines running forced induction applications such as superchargers and turbochargers. Featuring a -22cc reverse dome (dish) crown design, these pistons are purpose-built to deliver reduced compression ratios ideal for boosted street and race builds.

Key Specifications:

• Bore: 4.030"
• Compression Height: 1.165"
• Stroke: 3.250"
• Rod Length: 5.400"
• Deck Height (0 deck): 8.190" / Std. 8.200"
• Crown Volume: -22cc R/Dome (Dish)
• Wrist Pin: S424 .927" x 2.500" (included)
• Ring Set: GFX Series 1/16", 1/16", 3/16" (sold separately)
• Skirt Type: Strutted with ArmorGlide® skirt coating
• Material: 2618 high-strength forged aluminum alloy

Approximate Compression Ratios (at 0 deck with .040" gasket):

• 8.9:1 at 54cc chamber
• 8.5:1 at 58cc chamber
• 8.4:1 at 60cc chamber
• 8.2:1 at 62cc chamber

Features:

• ArmorGlide® Skirt Coating – reduces friction and wear for improved longevity
• 2618 Forged Aluminum Alloy – superior strength and thermal fatigue resistance for high-boost applications
• Anti-Detonation & Pressure Seal Grooves – engineered to resist detonation damage under boost
• GFX Ring Grooves – precision-machined for optimal ring seal and performance

Engineered and manufactured in the USA at Wiseco's Mentor, Ohio facility, the K0173X3 piston kit is the go-to choice for builders targeting a reliable, low-compression foundation for blower and turbo Small Block Ford builds.