Description
3 Row Radiator Shroud Fan Relay For 88-99 Chevy Truck GMC C/K C1500 C2500 C3500 3-Row Aluminum Radiator + 2×12" Fans – OE #622/CU622 | For 1988-1999 Chevy/GMC C/K 1500/2500/3500/Suburban 5.0L/5.7L T-5057 Aircraft Grade Aluminum | 30%+ Better Cooling | TIG-Welded | W/ Trans & Engine Oil Cooler Heavy-duty racing-style cooling kit engineered for Chevy/GMC C/K series trucks and Suburbans, featuring a 3-row all-aluminum radiator and dual 12" fans for maximum heat dissipation and durability. 1. Core Specifications 🚨 Radiator Key Specs Parameter Details Condition Brand New Construction 3-Row All-Aluminum (racing design) Core Material T-5057 Aircraft Grade Aluminum Craftsmanship 100% TIG-welded end tanks & core; CNC precision machined parts Critical Dimensions - Core Size: 17 1/4" H × 28 1/4" W - Overall Size: 20 1/4" H × 33 7/8" W - Inlet/Outlet: 1 5/16" (Driver Side) / 1 9/16" (Passenger Side) Integrated Coolers - Transmission Oil Cooler: Included - Engine Oil Cooler: M20 × 1.5 / 3/4-18 Adapter Key Components OEM Style Brass Petcock Drain; CNC Precision Machined Radiator Cap (included) Cooling Performance 30%+ improved cooling efficiency over factory radiators Replacement Part Numbers Manufacturer: 622, CU622, 8010622, A622, TYC622, DPI622 Interchange: 622, 1605-370188, 1804, 20807, 2383, 43-2057, 432057, 731889 Other: CR622, RA1217, RA1217-11B1, REA41622A, SPTCU622 🚨 Included Fan Kit Parameter Details Quantity 2×12" Electric Fans Installation Includes mounting kits for easy setup Purpose Boost airflow through the 3-row radiator for enhanced cooling at idle/low speeds 🚨 Package Contents 1×3-Row Aluminum Radiator (with radiator cap & brass petcock) | 2×12" Electric Fans (with mounting kits) 2. Vehicle Fitment List (5.0L/5.7L V8 Engines Only) ✅ Compatible Chevy/GMC Models (1988–1999) Chevy C/K Series : C1500/C2500/K1500/K2500 (1988–1999) | C3500/K3500 (1988–1994) Chevy/GMC Suburban : C1500/C2500/K1500/K2500 (1992–1993) Trim Levels : Silverado, Cheyenne, Sierra, WT (all applicable trims) ⚠️ Critical Fit Check Verify your vehicle’s year, model, and 5.0L/5.7L V8 engine displacement before purchasing (this radiator does not fit other engine sizes). Cross-check your original radiator’s part number against the listed replacement numbers for added compatibility assurance. Allow 1–3mm measurement variance due to manual manufacturing processes. 3. Key Features & Advantages 🔹 3-Row Racing-Grade Aluminum Construction T-5057 aircraft grade aluminum : Ultra-durable, lightweight material with superior heat transfer properties – far more robust than factory plastic end tank radiators. 3-row core design : Triples the heat dissipation surface area compared to single-row stock radiators, improving cooling efficiency by 30%+ and preventing engine overheating under heavy loads/towing. 100% TIG-welded craftsmanship : Precision welding eliminates leaks and ensures long-term durability, even in extreme driving conditions. 🔹 Integrated Oil Coolers for Complete Engine Protection Built-in transmission oil cooler : Maintains optimal automatic transmission fluid temperature, protecting vital transmission components and extending their lifespan – critical for towing and heavy-duty use. Engine oil cooler adapter : M20 × 1.5 / 3/4-18 adapter fits factory oil cooler lines, cooling engine oil to reduce friction and wear on internal engine parts. Brass petcock drain & CNC radiator cap : OEM-style brass petcock for easy coolant draining; precision-machined cap ensures a tight, leak-free seal on the radiator fill neck. 🔹 Dual 12" Fan Kit for Max Airflow Dual 12" fans : Delivers double the airflow of single-fan setups, pushing/pulling massive air volume through the 3-row core – ideal for cooling at idle, low speeds, or in stop-and-go traffic. Included mounting kits : Simplifies installation with all necessary hardware for securing the fans to the radiator/shroud (professional installation recommended). Complementary cooling upgrade : Works in tandem with the 3-row radiator to create a complete, high-performance cooling system for your Chevy/GMC truck/Suburban. 🔹 Direct Fit & OE Compatibility Exact bolt-on replacement : Engineered to match factory mounting points, hose connections, and cooler lines – no drilling, cutting, or modifications required for installation. Replaces multiple OE part numbers : Cross-compatible with dozens of factory and aftermarket radiator part numbers, making it a versatile replacement for 1988–1999 Chevy/GMC 5.0L/5.7L models. 4. Important Notes Installation : Professional installation is highly recommended (no instruction manual is included). Proper setup ensures leak prevention, optimal fan operation, and compatibility with your vehicle’s electrical system. Color Variation : Product color may differ slightly from product images due to display/lighting differences – the aluminum finish is consistent with high-performance automotive cooling components. Order Cancellation : Contact the seller ASAP if you need to cancel your order. Cancellations are only possible before shipping; refused packages will be processed for return at the buyer’s cost. Issue Resolution : Reach out to the seller first if you encounter fitment, leakage, or quality problems – we will resolve your issues promptly to ensure your satisfaction. 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