KB Hypereutectic Flat Top Pistons - SB Ford 289 - 5.155" Rod Length, .030" Over Bore Size YA0865G Adjustable Ball Joints

Adjustable Ball Joints

and feature a fine-tuned spring rate to give you great handling and a smooth ride

OBD ll Safe

Shock stud kits include two studs with large support cones and four nylon locking half nuts to mount shock to most rear torsion arms

Hedman Hedders has been building exhaust headers in the USA since 1954

KB Hypereutectic Flat Top Pistons - SB Ford 289 - 5.155" Rod Length, .030" Over Bore Size YA0865G Adjustable Ball JointsModern 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