10.5mm high performance racing spark plug wires, universal set for BBC Engines. Ready for installation straight out of the box. Electronic ignition HEI plug wires with 90-degree boots on both ends. Deliver more spark to your plugs with a set of high performance ignition wires. Specifications: Part number: SP10-390-1010/350383454 Fits 5.7L V8 engines: 1988–1999 Fits 5.0L V8 engines: 1988–1993 Compatible with models including: AM General 5.7L V8 1995–1996 NPR 5.7L V8 1992–1994 Blazer / K3500 5.7L V8 1988–1993 C1500 / C2500 / G10 / G20 5.0L 5.7L V8 1988–1993 K2500 5.0L V8 1988–1993 K3500 5.7L V8 1988–1993 R1500 Suburban / R2500 Suburban / R3500 / V1500 Suburban / V2500 Suburban / V3500 5.7L V8 1989–1991 G30 / P30 5.7L V8 1989–1993 K1500 5.0L 5.7L V8 1989–1993 P30 5.7L V8 1989–1993 R10 Suburban / R20 / R20 Suburban / V10 Suburban / V20 Suburban 5.7L V8 1988 C3500HD 5.7L V8 1991–1993 C1500 Suburban / K1500 Suburban / K2500 Suburban 5.7L V8 1992–1993 P2500 / R2500 5.7L V8 1988–1989 G3500 / K3500 5.7L V8 1988–1993 G2500 / K1500 / K2500 5.0L 5.7L V8 1988–1993 R3500 / V3500 5.7L V8 1989–1991 P3500 5.7L V8 1989–1993 C2500 Suburban / K1500 Suburban / K2500 Suburban 5.7L V8 1992–1993 Color: red + black Material: silicone Package Contents: 9 x Spark Plug Wire Only the above package content, other products are not included. Note: Light and screen settings may cause slight color variations between the image and actual item. Measurement may vary by +/- 1–3 cm.