Parts for Detroit Diesel 8V71 Non-Turbo - Cylinder head Section

Detroit Diesel 8V71 Non-Turbo – Cylinder Head and Related Components Catalog

The Detroit Diesel 8V71 non-turbo engine is one of the most widely recognized members of the legendary Series 71 family. Known for its rugged two-stroke design and long service life, the 8V71 non-turbo has powered countless marine vessels, industrial applications, and standby power units worldwide.

To keep these engines running reliably, the cylinder head and its related components are critical. Diesel Pro Power offers a complete cylinder head catalog for the 8V71 non-turbo, with everything from rebuilt heads to brand-new complete assemblies, gasket kits, valves, and supporting hardware.

Below you’ll find a detailed breakdown of available parts.

Cylinder Heads for Detroit Diesel 8V71 Non-Turbo

Rebuilt Bare Cylinder Head

• Rebuilt – without valves

• Inspected and machined to OEM standards

• Sold with refundable core deposit

This option is ideal for operators who want a cost-effective solution but still require reliability and proper fitment.

New Bare Cylinder Head

• Brand new casting

• Supplied bare, ready for installation of valves and springs

• Long-lasting durability for heavy marine and industrial loads

A bare new head is perfect when rebuilding with your own components or customizing for specific performance requirements.

Rebuilt Cylinder Head with Valves & Springs

• Rebuilt and assembled with valves and springs installed

• Includes U-valve design suitable for natural aspiration and turbo applications

• Tested for sealing and seating integrity

This “ready-to-install” option saves time in the shop and ensures consistency.

Complete New Cylinder Head Assembly

• Supplied brand new with all components

• J6 valves included for high-performance turbo configurations

• Designed for long service life and heavy workloads

While compatible with turbo setups, this complete head is also a robust replacement for naturally aspirated engines needing a drop-in solution.

Cylinder Head Gaskets and Sealing Components

Cylinder Head Gasket Kit

• Dedicated kit for Detroit Diesel 8V71 (two kits required per engine)

• Also compatible with 16V71 engines (four kits required)

• Ensures proper sealing between head and block

Gaskets are vital for preventing coolant, fuel, and oil leaks. Always replace gaskets when installing or re-torquing cylinder heads.

Valve Cover Seals and Gaskets

• Old style black rubber gaskets for stamped rocker covers

• New style gray rubber gaskets for aluminum rocker covers

• Breather seals available for vented covers

Replacing these seals ensures oil containment and reduces crankcase fume leakage.

Valves, Springs, Guides, and Related Components

Exhaust Valves

• OEM-spec U valves for Series 71 engines

• Durable for high-temperature exhaust environments

Valve Springs

• Precision-wound to maintain proper seating force

• Prevents valve float and ensures combustion efficiency

Valve Guides & Seats

• Machined inserts to restore valve stability

• Reduce wear and improve sealing in high-mileage heads

Valve Seals

• Prevents oil leakage into combustion chambers

• Four required per cylinder

Head Bolts and Fasteners

• Heavy-duty 5/8-inch cylinder head bolts available in OEM length

• Ensure proper torque and clamping force

• Always recommended to replace during head installation

Rocker Covers and Related Components

• Used, inspected valve covers available with or without oil filler holes

• Rocker cover gasket kits tailored for aluminum or stamped covers

• Oil filler caps and breather seals to complete top-end assembly

Fuel and Injector Tube Components

• Injector tubes for Series 71 engines

• Flaring die tools for proper installation

• Fuel jumper lines (short and long) available in old and new styles

• Connectors, washers, and O-rings for secure sealing

Keeping injector connections tight ensures fuel delivery efficiency and prevents leaks that can damage the cylinder head.

Rocker Arms, Push Rods, and Cam Followers

Rocker Arms

• Left-hand and right-hand rocker arms for Series 71

• Injector rocker arms available rebuilt

Push Rods & Related Hardware

• Push rods for cam follower assemblies

• Springs, retainers, and seats included for proper valve actuation

Cam Followers

• OEM-spec followers for smooth camshaft operation

• Guides available for precise alignment

Cooling and Water Manifold Components

• Water manifold gaskets and outlet plates for Series 71

• Studs and seals for proper water rail attachment

• Prevents coolant leaks and ensures even flow across all cylinders

Tools for Cylinder Head Maintenance

• Feeler gauges for valve calibration

• Specialty injector tube tools for proper flaring and sealing

• Socket wrenches for fuel line installation and removal

The right tools ensure accurate installation, reduce downtime, and extend engine life.

Why Choose Diesel Pro Power for Detroit Diesel 8V71 Non-Turbo Cylinder Head Parts

When it comes to sourcing cylinder head components for your Detroit Diesel 8V71 non-turbo engine, Diesel Pro Power is the global leader trusted by thousands of marine and industrial operators.

Trusted by 40,000+ Customers Worldwide

Our reputation is built on decades of reliable service to shipowners, industrial operators, fleet managers, and independent repair shops. We’ve supplied parts to more than 40,000 satisfied customers, ensuring their Detroit Diesel engines remain in peak operating condition.

Global Shipping to Over 180 Countries

Downtime is costly. That’s why Diesel Pro Power ships fast to more than 180 countries with trackable delivery. Whether your vessel is docked in Miami, operating in the Caribbean, or stationed in Europe, we make sure you receive the right parts quickly.

Complete Catalog in One Place

Instead of searching multiple vendors, you’ll find everything for the 8V71 non-turbo cylinder head in one catalog—from bare heads to valves, gaskets, injector tubes, and even specialty tools. Having a single reliable source saves time, reduces errors, and ensures compatibility.

Exclusive Focus on Marine & Industrial Engines

Unlike general automotive parts suppliers, Diesel Pro Power focuses solely on continuous-duty Detroit Diesel engines. That specialization means we understand the specific requirements of your 8V71 non-turbo and can guide you to the right solution the first time.

Expert Technical Support

Our team doesn’t just sell parts—we provide real technical support. From choosing the correct gasket set to identifying whether your engine requires old-style or new-style rocker cover components, we walk you through the details to ensure accuracy.

Quality You Can Trust

Every cylinder head, gasket, valve, and bolt in our inventory meets or exceeds OEM specifications. That means you can install with confidence, knowing that your 8V71 non-turbo engine will continue to deliver the power and reliability it was built for.