Detroit Diesel 6V71 Non-Turbo – Complete Engine Overhaul Kit Catalog

The Detroit Diesel 6V71 non-turbocharged engine has long been a staple in marine, industrial, and heavy-duty vehicle applications. Known for its rugged design, two-stroke efficiency, and reliability in continuous-duty operation, this engine remains in service worldwide. Overhauling a 6V71 non-turbo engine requires a full set of precision components designed to restore compression, eliminate wear, and ensure peak performance.

At Diesel Pro Power, we provide complete Detroit Diesel 6V71 non-turbo overhaul kits, gasket sets, liner components, piston tools, and supporting parts—all shipped fast to more than 180 countries and trusted by over 40,000 customers worldwide. Below you’ll find a detailed breakdown of the available kits and supporting components for a full engine rebuild.

Complete Overhaul Kits for Detroit Diesel 6V71 Non-Turbo

Detroit 6V71 N Engine Overhaul Kit – One-Piece Piston

This kit includes pistons, liners, rings, bearings, and gaskets designed for natural aspirated engines with one-piece piston design. Ideal for operators looking for a straightforward rebuild solution that restores compression and fuel efficiency.

• Restores full factory-grade performance.

• Designed for marine and industrial continuous-duty operation.

• High-strength one-piece pistons for durability.

Detroit Diesel Engine Overhaul Kit – Crosshead (Two-Piece Piston)

Some Detroit Diesel 6V71 engines use two-piece pistons (crosshead style). This kit covers those builds with precision-matched liners, pistons, and bearings.

• Two-piece piston design enhances serviceability.

• Balanced kit engineered for long service intervals.

• Perfect for heavy-duty, high-load applications.

Supporting Tools and Specialty Components

Rebuilding a Detroit Diesel 6V71 requires precision tools to ensure safe and proper installation. Diesel Pro Power carries the complete line of specialty tools for liners, pistons, and seals.

Detroit Diesel Cylinder Liner Puller

• Designed for removing 71-series liners safely.

• Heavy-duty tool ensures proper alignment during removal.

• Essential for both in-frame and out-of-frame rebuilds.

Liner Inserts and Shims

Proper liner seating is critical for compression sealing. Diesel Pro Power provides both standard and oversize liner inserts for series 71 engines.

• Standard liner inserts: For factory-fit rebuilds.

• Oversize inserts (.010 to .030): For worn or re-machined blocks.

• Liner shims (.002): Used to adjust liner height for proper deck clearance.

Gasket Kits and Sealing Components

No overhaul is complete without a comprehensive gasket kit. The Detroit Diesel 6V71 gasket kits include all major seals for heads, blocks, covers, and inspection ports.

Overhaul Gasket Kit – Detroit Diesel 6V71

• Complete coverage for top and bottom end sealing.

• High-temperature, oil-resistant materials.

• Includes head gaskets, pan gaskets, and all critical seals.

Inspection Gaskets for V71 Series

• Cover gaskets for block inspections.

• Available in standard and new-style fits.

• Prevents oil and coolant leaks during service checks.

Crankshaft Seals

Oil sealing at the crankshaft is vital for engine life. Diesel Pro Power supplies both front and rear crankshaft seals for the Detroit Diesel 6V71.

• Front universal seal – Standard fit, rubber material, suitable for left or right rotation engines.

• Rear crankshaft seals – Available in standard, oversize, single-lip, or double-lip configurations depending on application.

• Seal sleeves – Used for oversize seal repairs to extend crankshaft life.

Tune-Up Kits and Service Tools

Detroit Diesel Tune-Up Kit – Series 53, 71, 92

A complete professional tool kit for precision service work. Includes injector tools, feeler gauges, and specialty service equipment designed to bring the engine into exact factory specification.

Piston Ring Compressor – 71 Series

• Designed for installing piston rings into liners without damage.

• Ensures tight compression fit for maximum efficiency.

• Heavy-duty steel construction for long-term shop use.

Piston Ring Assembly Tool

• Simplifies installation of piston rings on both Detroit Diesel and Cummins pistons.

• Protects delicate rings from snapping during installation.

Fuel System Service Parts

Primary Spin-On Fuel Filter

• Spin-on design with 1-inch thread for fast service.

• Protects injectors from fuel contamination.

• Ensures consistent combustion performance.

Fuel Filter Removal Wrench

• Fits Detroit Diesel and Cummins spin-on filters.

• Range: 3-7/16" to 3-3/4".

• Rugged design for shop or onboard service use.

Why Choose Diesel Pro Power for 6V71 Overhaul Kits

• Trusted by 40,000+ customers across marine, power generation, and industrial sectors.

• Global shipping to over 180 countries with trackable delivery to minimize downtime.

• Complete catalog in one place – from pistons and liners to small gaskets and tools.

• Exclusive focus on Detroit Diesel engines – ensuring expertise unmatched by automotive parts suppliers.

• Expert technical support – guidance on piston selection, liner heights, or gasket configurations tailored to your engine build.