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Rear crankshaft bearing cap stud for use on 1930 – 1936 Packard Eight. Packard part number 158687, “Motor Crankshaft Bearing Cap Stud, Rear”. Material: 4140 Steel, heat treat grade 8 Finish: Natural Thread: 1/2-20, 1/2-13 Thread length: 1/2-20 .915; 1/2-13 1.4375 Mid: 1.8195 OAL: 4.172 OD: .500
Crankshaft bearing cap stud for use on 1930 – 1936 Packard Eight. Packard part number 158686, “Motor Crankshaft Bearing Cap Stud”. Material: 4140 Steel, heat treat grade 8 Finish: Natural Thread: 1/2-20, 1/2-13 Thread length: 1/2-13 1.450; 1/2-20 1.075 Mid: 2.420 OAL: 4.945 OD: .500
Cylinder head stud to fit 1930 – 1933 Chrysler Imperial. Made from heat treated 4140 steel. Has 1/2-20 thread on one end and 1/2-13 thread on the other, 3 3/4 OAL.
Packard V-12 engine studs made from heat treated 4140 steel. Domed end is polished and entire stud is nickel plated as original. Heat treated steel studs are stronger and less susceptible to galling and stretching than stainless studs, especially when used with stainless nuts. For Packard V-12 1207/08, 1407/08. Packard part number 221042, “Generator Mounting…
