Jegs Chev push rod - Precision made from 4130 chrome moly tubing. Made in the USA.

Moroso - Lightweight design with hardened ends reduces reciprocating mass

ARP - They're made from premium grade aerospace chrome moly and centerless ground to precise diameter. A hollow core serves to reduce the reciprocating mass.

Barry Grant - Special lightweight high strength tubular push rod.

Comp Cams - Lightweight tubing with bronze tip for steel cams, Lightweight tubing For cast iron cams.

Manley - These pushrod is made for 4130 chrome mole steel tubing.

Carter - Chromemoly

Crane - Chromemoly

MP - Chromemoly

Crower - The Crower fuel pump pushrod is manufactured from lightweight steel tubing that is heat-treated for added strength. The bronze tip ensures proper surface mating with the fuel pump eccentric lobe on 8620 steel billet camshafts. This surface compatibility eliminates the wear problems associated with stock designs. For cast iron hydraulic and solid cams they offer a lightweight model with a steel tip at each end to protects against wear.

Well I guess I'm going to have a crack at making my own, from my experiance & the horror stories I hear here I can't do much worse than MP