EngineQuest Compatible with/Replacement for 2.5L Cylinder head AMC/JEEP L4 1987-2002 | Replaces Casting 117 & 403 | Complete Assembled Head | Includes Valves & Springs | Cast Iron | Each

This complete cylinder head assembly is designed for 2.5L 4-cylinder engines from 1987–2002, replacing casting numbers 117 and 403. Built from high-grade cast iron, this head features a thicker and more durable casting, engineered to improve performance, resist cracking, and optimize flow. The head is 100% brand new, with no reused components. It comes fully assembled with new valves, valve springs, retainers, stem seals, and keepers, making it a reliable, direct replacement for your OE head. This head fits models using 1/2" head bolts and is suitable for a wide range of 2.5L engine applications. Assembly does not include cam or lifters. Engine Quest produces high-quality OE-style replacement parts. Each part undergoes rigorous testing and inspections to meet EngineQuest’s exact specifications. Designed for precision manufacturing and durability, our products ensure easy installation. With nearly 500 SKUs available, the company specializes in hard-to-find, in-demand parts, including those no longer available from the OEM, difficult to salvage, or with prohibitively high OEM costs.

• Fits 1987–2002 2.5L 4-Cylinder Engines – Compatible with various applications using 1/2” head bolts.
• Replaces Casting Numbers 117 and 403 – Direct-fit OE replacement head casting.
• All-New Cast Iron Construction – Thicker casting for improved durability, heat resistance, and flow.
• Complete Assembled Head – Includes all-new valves, springs, retainers, seals, and keepers.
• OE-Spec Design and Fitment – Matches factory specs for reliable performance and easy installation.
• Enhanced Flow and Cooling Design – CNC-machined ports and guides, 3-angle valve job, and redesigned water flow passages.
• Built for Strength and Reliability – Hardened exhaust seats and 25-point quality control process ensure long service life.
• No Core Charge Required – Fully new aftermarket solution with premium build quality.
• EngineQuest: Over 75 Years of U.S. Automotive Expertise – Designed in the USA with Top-Quality Control. Proud IMCA/WISSOTA Supporter. Backed by a 1-Year Parts & Labor Warranty.