16A30221-01, CYL & HEAD ASSY (5.125 BORE)(4.375 STROKE)(UP EXH)

16A30221-03, CYL & HEAD ASSY (5.125 BORE)(4.375 STROKE)(UP EXH)

16A30222-02, CYL & HEAD ASSY (5.125 BORE)(4.375 STROKE)(UP EXH)

16A30280-01, CYLINDER & HEAD ASSY (5.125 BORE)(4.375 STROKE)

16P21709-P30, GUIDE-VALVE-INTAKE

16R19730-P30, GUIDE-VALVE-EXHAUST(NI-RESIST)

16R21705-P30, GUIDE-VALVE-EXHAUST(NI-RESIST)

16R21710-P30, GUIDE-VALVE-EXHAUST(NI-RESIST)

16R22021-P10, GUIDE-VALVE-EXHAUST(NI-RESIST)

16R22021-P30, GUIDE-VALVE-EXHAUST(NI-RESIST)

16R22291-P30, GUIDE-VALVE-EXHAUST(NI-RESIST)

16T19468-P20, SEAT-VALVE-EXHAUST