Arlen Ness Big Sucker Stage I Air Cleaner - 600-309 For Harley Road Glide / Touring / Softail / Street Glide 2023-2026 FLH Valve pocket recessed in S&S

Valve pocket recessed in S&S pistons are enlarged for oversize valves and higher lift cams

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2006 Harley-Davidson Softail Night Train FXSTB 2006 Harley-Davidson Softail Springer FXSTS 2006 Harley-Davidson Softail Standard FXST 2007-2010 Harley-Davidson Softail Custom FXSTC 2007-2017 Harley-Davidson Softail Fat Boy FLSTFI 2007-2009 Harley-Davidson Softail Night Train FXSTBI 2007 Harley-Davidson Softail Standard FXSTI 2010-2016 Harley-Davidson Softail Fat Boy Lo FLSTFB 2017 Harley-Davidson Softail Fat Boy S FLSTFBS

557" Exhaust Duration 231° Exhaust Lobe Centerline 103° Exhaust Lift at TDC 0

Arlen Ness Big Sucker Stage I Air Cleaner - 600-309 For Harley Road Glide / Touring / Softail / Street Glide 2023-2026 FLH Valve pocket recessed in S&SSpecs Product Name Air Cleaner Model Big Sucker Design Stage I Units Kit 2023 2025 Harley Davidson CVO Road Glide FLTRXSE 2023 2025 Harley Davidson CVO Street Glide FLHXSE 2024 2025 Harley Davidson CVO Road Glide ST FLTRXSTSE 2024 2026 Harley Davidson Road Glide FLTRX FLTRXS 2024 2026 Harley Davidson Street Glide FLHX FLHXS 2025 Harley Davidson Softail Breakout FXBR 2025 Harley Davidson Softail Fat Boy FLFB 2025 Harley Davidson Softail Fat Boy Gray