Craftsman 917256451 lawn tractor Parts

Yes. Craftsman riding mowers and lawn tractors are built with engines from multiple manufacturers, and Kohler is one of the common engine brands used on certain Craftsman models and product lines. For your Craftsman lawn tractor model 917256451, confirm the exact engine make and model using the ID label and the 917256451 owner's manual.

How to tell what engine your Craftsman 917256451 has

Look for the engine identification label; it’s the fastest way to confirm whether your tractor has a Kohler engine (or another brand such as Briggs & Stratton).

• Open the hood and check the engine shroud, valve cover area, or blower housing for an ID tag
• Write down the engine model, type/spec, and code/serial numbers
• Compare those numbers to the engine section in the manual and parts diagrams
• If the label is missing, check for a decal under the hood or on the frame near the engine
• Use the engine model number (not just “Craftsman”) when ordering tune-up parts like spark plugs, air filters, and fuel filters

What “Craftsman uses Kohler” really means

Craftsman is the equipment brand; the engine brand can vary by model and year. Some Craftsman units use Kohler engines, while others use different engine manufacturers.

What you’re checking	Where to look	What you’ll learn
Engine brand (Kohler, etc.)	Engine shroud or ID tag	Who made the engine
Engine model/spec	ID tag numbers	Which exact parts fit
Tractor model number (917256451)	Frame tag under seat or on frame	Which chassis and deck parts fit

Why it matters

Engine parts are matched to the engine model/spec, not just the tractor model. Confirming the engine ID prevents wrong-part issues for maintenance items and starting or running repairs.

Last updated: January 2026

Replacing the engine on a Craftsman lawn tractor model 917256451 typically costs $260 to $1,800 installed, depending on the engine you choose, labor rates, and whether related items (belts, pulleys, wiring) also need service. Plan on roughly about 6 hours of labor for a riding mower engine swap.

What drives the total cost

• Engine price (new vs. rebuilt, horsepower, crankshaft size and length)
• Labor rate and shop minimums in your area
• Extra parts needed during the swap (mounting hardware, fuel line, filters)
• Deck and drive condition (a worn belt or pulley can add cost)
• Pickup/delivery fees if the tractor is transported

Quick cost breakdown (typical ranges)

Cost item	Typical range	Notes
Engine (part)	$200 to $1,400	Varies most by brand/specs
Labor	$200 to $600	Often 5 to 7 hours total
Misc. parts/fluids	$20 to $150	Oil, filter, clamps, hardware
Total installed	$260 to $1,800	Most jobs land mid-range

Before you replace the engine

We recommend confirming the engine is truly the problem and not a starting or drive issue.

• Check battery charge and cable connections
• Verify safety interlock switches (seat, brake, PTO)
• Confirm fuel flow and replace the fuel filter if restricted
• Inspect the drive system for binding or belt damage
• Review engine specs and maintenance intervals in the 917256451 owner’s manual

Parts that commonly get replaced at the same time

If the tractor has high hours, replacing wear items during the engine job helps prevent repeat labor.

• V-belt 532138255 (ground drive belt)
• Spark plug and air filter (tune-up items)
• Fuel filter and fuel line clamps
• Engine pulley alignment components (if worn)

Why it matters

An engine replacement is one of the highest-cost repairs on a riding mower. If the deck, transaxle, and steering are in good shape, a new engine can extend the life of the 917256451 significantly; if multiple systems are worn, repair dollars add up fast.

Last updated: January 2026

The Craftsman lawn tractor model 917256451 uses a Briggs & Stratton single-cylinder engine (the exact horsepower and engine family depend on the specific build and decal set installed). We recommend confirming the engine identification directly on your tractor and cross-checking it in the 917256451 owner's manual.

How to identify the exact engine on your 917256451

Use these quick checks to match the correct engine parts (air filter, spark plug, carburetor parts) and tune-up specs:

• Look for the engine model/type/code stamped on the Briggs & Stratton blower housing or valve cover area.
• Check the hood or engine decals for horsepower labeling (decals can vary by production run).
• Record the full engine ID before ordering maintenance parts.
• Compare what you find to the engine information and diagrams in the 917256451 owner's manual.
• If the engine cranks but will not start, troubleshoot fuel, spark, and safety switches before replacing parts.

Common symptoms that point to engine-related issues

If you are trying to confirm the engine because the tractor will not run, these are the most common starting clues:

• Starter clicks but engine does not turn over
• Engine spins but will not start
• Starts, then stalls when you release the brake (safety interlock)
• Runs rough under load (tune-up items, fuel delivery)
• Excessive vibration (deck or engine mounting issues)

Quick reference: what you need vs what you will see

What you need	Where to find it	Why it matters
Engine model/type/code	Stamped tag or housing	Matches correct Briggs & Stratton parts
Horsepower decal	Hood/engine decal	Helps confirm configuration
Tractor model number 917256451	Frame tag	Ensures correct tractor diagrams and belts

Why it matters

Craftsman tractors like 917256451 were built with configurations that can vary by production run; using the engine’s stamped ID prevents ordering the wrong tune-up parts and speeds up troubleshooting.

Last updated: January 2026