When I built the 1964 394 for my 55 Super 88 about 10 years ago, parts were hard to find. I had to recondition the rocker arms myself. I now see that rockers, shafts and push rods are on E-Bay new. Does anyone out there know if the quality of these new parts are up to OEM spects. Rocket Rodney, Nor Cal. 1955 Super 88, 1962 Cutl***, 1969 Triumph Spitfire 215 V8 + numerous B.S.A and triumph motorcycles.