KB Hypereutectic Flat Top Pistons - SB Chevy 350 - 5.7" Rod Length, .060" Over Bore Size HASZ14LT Audi A4 2006-2002

Audi A4 2006-2002

Resists acid and grease

Lap Belt Adjusts 30" to 70"

1/2 in Compression Fitting to 8 AN Male

3/8" and 1/2" steel or aluminum and

KB Hypereutectic Flat Top Pistons - SB Chevy 350 - 5.7" Rod Length, .060" Over Bore Size HASZ14LT Audi A4 2006-2002Modern piston design locates the top ring higher for improved performance. a high top ring operates at higher temperatures and requires a larger top ring end gap. To find the proper ring end gap, multiply your bore size by the ring end gap factor listed on the chart (i. e. , Street Normally Aspirated 4. 000" bore x . 0065" gap factor = . 026" total top ring end gap). Your hypereutectic performance piston will expand less than typical cast or forged