Brand New Murray Lawn Mower Won’t Start? 6 Best Parts & Fixes (2026)

By Lucy Fitzgerald

Updated November 2026

A brand new Murray lawn mower won’t start, and that is frustrating, because new equipment should not give you trouble on the first pull. In most cases the cause is either a fault that the mower’s safety systems are designed to catch, such as a missing blade-engagement or seat switch, or a starting component that failed early. The products below are the replacement parts most often considered for the starting system on Murray push and self-propelled models: starter solenoids and recoil pull starters. Each was chosen by comparing listed specifications, brand reputation for replacement parts, and the fitment and owner feedback patterns that tend to show up for these exact part types.

Our Top Picks

Quick Comparison

Multi-Brand Starter Solenoid (Toro, Husqvarna, MTD, Murray Compatible)

24285 424285 Toro 111674 6120-430-0500 53490009 Husqvarna 539101714 MTD 725-0530 725-0771 925-0771 Trombetta John Deere BlueStars 435-097 Starter Solenoid – For Murray 7701100MA 1002004MA

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Best for: Owners who want one replacement part that covers several brands and part numbers.

This listing bundles a large set of cross-reference numbers from Toro, Husqvarna, MTD and Murray, along with a John Deere BlueStars cross-reference. It suits someone who is not certain of the exact OEM number on their mower or who has a parts stock that spans brands.

Key specs

• Designed as a starter solenoid for electric-start lawn mower engines
• Listed cross-references include Murray 7701100MA and 1002004MA
• Also lists Toro 111674, Husqvarna 539101714 and MTD 725-0530 numbers

Pros

• Broad list of cross-reference numbers simplifies identification
• Covers Murray as well as several other brands
• Useful if the original part number is worn or hard to read

Cons

• Long listing title means you still need to confirm the part number against your old solenoid
• Cross-reference lists cannot guarantee fit on every model year

Bottom line: A sound choice when you need a solenoid and want to match it by cross-reference rather than by one exact number.

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Murray 7701100MA Starter Solenoid

Murray 7701100MA Starter Solenoid for Lawn Mowers

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Best for: Direct replacement on Murray mowers that list the 7701100MA part number.

This is the most direct option when your old solenoid carries the 7701100MA marking. Matching the number on the original part is the simplest way to confirm fit before you buy.

Key specs

• Designed to match Murray part number 7701100MA
• Intended for the electric starting circuit on Murray lawn mowers

Pros

• Clear part-number match to the original Murray component
• Straightforward swap with no cross-reference guessing
• Good fit for owners who want an OEM-style replacement

Cons

• Limited usefulness if your mower uses a different solenoid number
• Single-brand listing offers no multi-brand flexibility

Bottom line: The best pick if your existing solenoid is marked 7701100MA and you want a no-guesswork replacement.

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435-097 Starter Solenoid Relay, 12V

435-097 Starter Solenoid Relay for Lawn Mower, 12V Relay Switch, Fit for Murray/Toro/Husqvarna/MTD/Trombetta Lawn Mower, Replace 7701100MA,111674,539101714,725-0530, 30577

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Best for: Owners who need a 12V relay that cross-references several brands and older part numbers.

This relay is listed as a replacement for the 7701100MA and several Toro, Husqvarna and MTD numbers, which makes it useful when the original part is no longer readable or was sold under a different brand label.

Key specs

• 12V relay switch design
• Listed cross-references include 7701100MA, 111674, 539101714 and 725-0530
• Also lists 30577 as a reference number

Pros

• Many cross-reference numbers help identify the correct replacement
• Compatible with multiple mower brands
• Useful as a second-source option when one brand’s part is out of stock

Cons

• Relay-style part may not match every solenoid housing; check the wiring terminals
• Cross-reference lists are broad, so confirm against the old part before installing

Bottom line: A good fit for owners comfortable matching terminals and wiring who want a cross-brand relay.

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Ignition Starter Switch for Murray and Riding Mowers

Husqvarna Murray MTD Cub Cadet AYP Poulan Riding Lawn Tractor Mower 430-674 140301 532140301 574455401 092556 092556MA BlueStars 725-1717 925-1717 Ignition Starter Switch – For Craftsman

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Best for: Riding mowers and tractors where the ignition switch, not the solenoid, is the suspected fault.

If the key turns but the engine does not crank, or the starter engages inconsistently, the ignition switch is worth checking. This part is listed for a wide range of riding mower brands, including Murray, and is a different component from the solenoid.

Key specs

• Ignition starter switch rather than a solenoid or relay
• Listed for multiple riding mower and tractor brands
• Cross-references include 430-674 and 725-1717

Pros

• Addresses a different failure point than most starting-problem parts
• Broad brand compatibility for riding equipment
• Helpful when the key and switch show signs of wear

Cons

• Not the right part for push or self-propelled mowers with pull starts
• Wiring varies by model, so a diagram or photo of the old switch is advisable

Bottom line: Pick this if your Murray riding mower has an ignition key and the starter circuit has been ruled out.

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Pull Start Recoil Starter for Murray MNA152702 (140cc)

Pull Start Recoil Starter for Murray MNA152702 Lawn Mower 140cc

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Best for: Owners of Murray mowers with the MNA152702 model and a 140cc engine who have a broken or worn pull cord.

When the pull cord snaps or the recoil spring fails, the engine will not turn over no matter how hard you pull. A recoil assembly sized for the matching engine is the direct fix.

Key specs

• Recoil pull starter assembly
• Listed for Murray MNA152702 lawn mower
• Specified for a 140cc engine

Pros

• Engine displacement and model number in the listing make matching straightforward
• Replaces a common failure point on pull-start mowers
• Installation is typically a bolt-on job

Cons

• Fits only the listed engine size and model family
• Recoil housings can differ slightly, so confirm the mounting pattern

Bottom line: The right pick when your mower’s model number and engine size match this listing exactly.

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Recoil Pull Starter for Murray Self-Propelled Mowers

Recoil Pull Starter for Murray Self Propelled Lawn Mower Model 12A-A03Z758, Replacement for Murray MNA153003

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Best for: Self-propelled Murray mowers that match model 12A-A03Z758 or the MNA153003 replacement number.

Self-propelled models use the same recoil principle, but the mounting and cord length can vary. This listing ties the starter to specific Murray model numbers, which is the right way to verify fit.

Key specs

• Recoil pull starter for self-propelled lawn mowers
• Listed model reference 12A-A03Z758
• Cross-reference to Murray MNA153003

Pros

• Model-specific listing reduces guesswork
• Targets a common wear item on self-propelled Murray units
• Good value for owners repairing rather than replacing the whole mower

Cons

• Only useful if your model matches the listed numbers
• Cord and handle may need to be transferred from the old unit on some designs

Bottom line: A practical budget pick for a self-propelled Murray whose recoil has failed and whose model number is confirmed.

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Buying Guide

Confirm the Exact Model and Engine Size

Murray has sold many model families, and a starter part that fits one can be wrong for another. Check the model number on the deck or engine decal, and note the engine displacement in cubic centimeters. Matching both before you buy prevents most wrong-part purchases.

Good picks for this: Murray 7701100MA starter solenoid, Recoil pull starter for Murray MNA152702

Identify Whether the Problem Is Electric or Recoil

An electric-start mower that clicks but does not crank points toward the solenoid, battery or wiring. A pull-start mower that will not turn over usually has a broken cord, a failed recoil spring or a jammed pawl. Knowing which system you have narrows the parts list considerably. For a wider diagnostic approach, see Troubleshooting a Lawn Mower That Won't Start: 8 Steps to Fix It.

Good picks for this: Multi-brand starter solenoid, Pull start recoil starter, 140cc

Solenoid Versus Relay Versus Ignition Switch

These parts are often confused. A solenoid carries high current to the starter motor. A relay is a lighter switching device, and an ignition switch is what your key turns. Replacing the wrong one wastes time, so test or inspect before buying. Owners of riding mowers may find Riding Lawn Mower Won't Start: 7 Causes and Fixes That Work useful for narrowing this down.

Good picks for this: 435-097 starter solenoid relay, Ignition starter switch for riding mowers

Cross-Reference Numbers and Compatibility

Many aftermarket starters list several brands’ part numbers. Cross-references are helpful, but they are not a guarantee. Compare the terminal layout, mounting holes and connector style with your old part. When in doubt, a photo of the old component next to the listing is the best check.

Good picks for this: Multi-brand starter solenoid, 435-097 starter solenoid relay

Use Case and Mower Type

Push mowers, self-propelled mowers and riding mowers use different starting hardware. A push mower with a recoil cord needs a recoil assembly, while a self-propelled model may use the same design with different mounting. Riding mowers add ignition switches, seat switches and sometimes battery-related parts. Match the part to the mower category first.

Good picks for this: Recoil pull starter for Murray self-propelled mowers, Ignition starter switch for riding mowers

Durability and Brand Reputation

Starter components see heavy current and repeated cycles, so build quality matters. Owners often report that OEM-number matches and well-known brand cross-references hold up better than unbranded alternatives, though results vary. Look for clear part numbers and consistent listing details rather than vague descriptions.

Good picks for this: Murray 7701100MA starter solenoid, Multi-brand starter solenoid

Care to Make the New Part Last

Keep the battery charged and terminals clean, and avoid long cranking attempts, which overheat the starter. On recoil starters, avoid yanking the cord at an angle and keep the blade and deck free of debris. Regular checks prevent a single failed part from turning into a larger repair.

Good picks for this: Pull start recoil starter, 140cc, Recoil pull starter for Murray self-propelled mowers

FAQ

Why won’t my brand new Murray lawn mower start?

New mowers often fail to start because of a safety interlock, a missing blade-engagement or seat switch condition, dead or low battery, a fuel problem such as stale or incorrect fuel, or a fouled spark plug. Check the basics first, then move to the starting components.

Could the problem be something other than a starter part?

Yes. Fuel, air filter, spark plug and oil level are common culprits, and a brand new mower may still have shipping oil or fuel issues. Work through the simpler checks before replacing any starting component.

How do I know if my starter solenoid is bad?

A failed solenoid often produces a single click or no sound when you turn the key, while the battery and lights still work. A rapid clicking can point to a weak battery instead. Testing with a multimeter is the most reliable way to confirm.

Can I use a universal starter part on a Murray mower?

Some cross-reference parts are designed to fit several brands, but fit is not guaranteed. Compare terminals, mounting and connectors with your original part before installing. If you are unsure, consult a qualified small-engine technician.

Should I replace the recoil starter or the whole pull assembly?

If only the cord has broken, a new cord or recoil assembly is usually enough. If the recoil spring or pawl is worn, replacing the complete recoil unit is generally more reliable than piecemeal repairs.

Is it safe to repair the starter myself?

Disconnect the spark plug wire before working near the engine, and disconnect the battery on electric-start models. Starter and ignition work involves electrical and moving parts, so if you are not comfortable with it, have a qualified technician handle the repair.

Does a brand new mower need a warranty claim instead?

If the mower is still under warranty, contact the manufacturer or authorized dealer before buying parts, since repairs by the owner can affect coverage. Keep your purchase receipt and model number ready.

Conclusion

For a brand new Murray lawn mower that won’t start, the right part depends on the failure point. If your solenoid carries the 7701100MA number, the Murray-specific solenoid is the most direct fix. If you need a cross-brand option or want to match by several reference numbers, the multi-brand solenoid or 435-097 relay gives more flexibility. Riding mower owners with a key-start problem should look at the ignition switch, and pull-start owners should match the recoil starter to their exact model and engine size. Confirm the diagnosis first, then buy the part that matches your mower.

Sources

• Product safety guidance for outdoor power equipment, including starting and blade-related hazards (cpsc.gov)
• General information on batteries and electrical equipment care that applies to electric-start mowers (energy.gov)
• Workplace guidance on safe maintenance of powered equipment and lockout practices (osha.gov)

Related reading

• 6 Best Brand New Toro Lawn Mower Won't Start Fixes and Replacement Parts (2026)

About Lucy Fitzgerald

Lucy researches and writes buying guides and how-to articles on lawn mowers. Picks are based on product specifications, brand reputation and patterns in owner feedback, and are updated as new models come out.