10.5mm high performance spark plug wires, universal set for BBC Engines. Designed for direct installation. Electronic ignition H.E.I. plug wires with terminals on both ends. Enhances spark delivery to plugs for improved ignition performance. Specification: Part number: SP10-390-1010 / 350383454 Fitment: For AM General 5.7L V8 1995–1996 For NPR 5.7L V8 1992–1994 For K3500 5.7L V8 1988–1993 For C1500 / C2500 / G10 / G20 5.0L / 5.7L V8 1988–1993 For K2500 5.0L V8 1988–1993 For K3500 5.7L V8 1988–1993 For 5.7L V8 1988–1999 For R1500 / R2500 / R3500 / V1500 / V2500 / V3500 5.7L V8 1989–1991 For G30 / P30 5.7L V8 1989–1993 For K1500 5.0L / 5.7L V8 1989–1993 For P30 5.7L V8 1989–1993 For R10 / R20 / V10 / V20 5.7L V8 1988 For C3500HD 5.7L V8 1991–1993 For C1500 / K1500 / K2500 5.7L V8 1992–1993 For P2500 / R2500 5.7L V8 1988–1989 For R1500 / R2500 / V1500 / V2500 5.7L V8 1988–1991 For G3500 / K3500 5.7L V8 1988–1993 For G2500 / K1500 / K2500 5.0L / 5.7L V8 1988–1993 For R3500 / V3500 5.7L V8 1989–1991 For P3500 5.7L V8 1989–1993 For C3500HD 5.7L V8 1991–1993 For C2500 / K1500 / K2500 5.7L V8 1992–1993 For 5.7L V8 1992–1993 Color: Red + Black Material: Silicone Package Contents: 9 x Spark Plug Wire Note: The package includes only the items listed above. Other products are not included. Please note that lighting and monitor settings may cause slight variations in color between the image and the actual product. Measurement may vary by +/- 1–3 cm.