Hastings 4.250" Bore Piston Rings File Fit 5/64 x 5/64 x 3/16" Thick Low Tension - Moly Gauges & Data Acquisition Individual Gauges 205" long pushrod set works

205" long pushrod set works perfectly with High Energy or Magnum rockers

814" inside diameter are used to equalize the installed height of valve springs

Nissan 240Z / 260Z / 280Z 1970-77

Mandrel-bent 16 Gauge Aluminzed Steel Tubing

Hastings 4.250" Bore Piston Rings File Fit 5/64 x 5/64 x 3/16" Thick Low Tension - Moly Gauges & Data Acquisition Individual Gauges 205" long pushrod set worksProduct Description: Piston Rings Premium Ductile Moly 4. 250 in Bore File Fit 5 64 x 5 64 x 3 16 in Thick Low Tension Ductile Iron Plasma Moly 8 Cylinder For nearly 100 years, Hastings has earned its reputation as a leader in piston ring technology.