Bostome Engine Cylinder Head Assembly – Cast Iron for Chevy & GMC 5.7L V8

Upgrade your Chevy or GMC 5.7L V8 with the reliable Bostome Engine Cylinder Head Assembly, designed to fix common engine failures like vibrations, oil leaks, and deformation without the hassle of mismatched parts.

• Feature: High-strength cast iron construction, weighing 47.2 lbs for durability – Matches OEM specs with precise valve positioning and sealing tests → Benefit: Ensures long-lasting performance in high-heat environments, preventing costly breakdowns and extending your vehicle's engine life.
• Feature: Fully assembled with valves, springs, seals, and seats – Compatible with models like Chevrolet 1500 Pickup (96-99) and GMC Yukon (1996-2000) → Benefit: Simplifies installation for busy mechanics, saving time and reducing errors to get you back on the road faster.
• Feature: 170 cc intake port volume and 64 cc combustion chamber – Supports straight spark plugs (M14x1.25) for optimal airflow → Benefit: Boosts horsepower and fuel efficiency while cutting emissions, lowering your fuel costs and environmental impact.
• Feature: Wear-resistant design for high-pressure operation – Passed rigorous sealing pressure tests (0.5-0.6 MPa) → Benefit: Delivers smooth, efficient engine function, minimizing maintenance and enhancing overall driving reliability.

Equip your truck with this precision-engineered cylinder head today for dependable power and peace of mind on every drive.