3237957|Exhaust and Intake Valve Kit for 1988 GMC V3500 7.4L - VK163111XP258. Ensure your 1988 GMC V3500 7.4L runs smoothly with this high-quality Exhaust and Intake Valve Kit. Designed for precise fitment and engineered for durability, it's the ideal choice for engine maintenance or a full rebuild.. 1988 GMC V3500 7.4L Engine Exhaust and Intake Valve Kit - VK163111XP258 Also fits the following vehicles: 2000 GMC Savana 3500 7.4L Engine Exhaust and Intake Valve Kit, 1987 GMC V3500 7.4L Engine Exhaust and Intake Valve Kit, 1988 GMC V3500 7.4L Engine Exhaust and Intake Valve Kit, 1989 GMC V3500 7.4L Engine Exhaust and Intake Valve Kit, 1990 GMC V3500 7.4L Engine Exhaust and Intake Valve Kit, 1991 GMC V3500 7.4L Engine Exhaust and Intake Valve Kit