Diagrams:

Body Mounts
(click to enlarge)

B5631	65-67	CABLE - seat belt, center, inner, (included in B5779)	39.95
B5804	65-67	CABLE - seat belt, outer included in B5779, (2 req.)(ea)	36.25
B5779	65-67	CABLE SET - seat belt w/hardware, bracket to frame, (3 pc.)	138.95
B5807	66-67	CABLE SET - shoulder harnesses	100.00
B5806	65-67	HARDWARE KIT - seat belt cables	8.79
B0991	63-66	NUT PLATE - seat mounting, rear underbody, (4 req.)(ea)	8.30
B0948	67	NUT PLATE - seat mounting, rear, underbody (4 req.)(ea)	17.59
B0900	63-66	PLATE - seat hold-down under carpet, (4 req.)	7.95
B0955	63	REINFORCEMENT - seat mounting, front, underbody, (ea)	30.00
B0959	64-66	REINFORCEMENT - seat mounting, front, underbody, (ea)	27.50
B0947	67	REINFORCEMENT - seat mounting, front, underbody, (ea)	40.69
B0961	63	REINFORCEMENT - seat belt underbody, w/weld nut outside, LH	33.35
B0960	63	REINFORCEMENT - seat belt underbody, w/weld nut outside, RH	33.35
B0965	63-64	REINFORCEMENT - seat belt underbody, w/weld nut, 1963-64 inside LH, 1964 outside RH	33.35
B0964	63-64	REINFORCEMENT - seat belt underbody, w/weld nut, 1963-64 inside RH, 1964 outside LH	33.35
B1388	65-67	REINFORCEMENT - seat belt underbody, outer LH	33.35
B1389	65-67	REINFORCEMENT - seat belt underbody, outer RH	33.35
B0969	65-67	REINFORCEMENT - seat belt underbody, w/weld nut, inside LH	34.95
B0968	65-67	REINFORCEMENT - seat belt underbody, w/weld nut, inside RH	34.95
B1390	63	REINFORCEMENT SET - seat belt underbody, (4 pc.)	131.99
B1391	64	REINFORCEMENT SET - seat belt underbody, (4 pc.)	131.99
B1392	65-67	REINFORCEMENT SET - seat belt underbody, (4 pc.)	95.00