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14 Inches Propeller Safety Guard – Fits 70-100 HP Outboard Motors

Vendor: JLM Marine
Availability: In Stock
Product Type: Propeller Safety Guard
$159.99
$159.99
Subtotal: $159.99

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14 Inches Propeller Safety Guard – Fits 70 - 100 HP Outboard Motors - JLM Marine Boat Parts Limited

14 Inches Propeller Safety Guard – Fits 70-100 HP Outboard Motors

$159.99

Fitment answer

Fits the exact models and ranges listed below

Match key: Propeller diameter and gearcase size decide the fit, not engine year. This 14 in cage clears propellers up to 13.5 in diameter on 70-100 HP outboards with a standard gearcase, and bolts to the anti-ventilation plate and skeg.

Primary reference
SeaSierra SP62814
Product form
Two-piece bolt-on propeller safety guard
Size / Drive family
14 in cage, 70-100 HP outboard lower units

Compatible Engine Models

Confirm your engine model/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.

Confirm your engine model/year in the table below. For Yamaha owners, here’s a guide to help you identify your engine’s serial/model: Yamaha Serial Number Guide. You can also review exploded diagrams to verify part numbers: Yamaha Parts Diagrams & Catalog.

Confirm your engine model/year in the table below. For Johnson/Evinrude owners, here’s a guide to help you identify your engine’s serial/model: Johnson/Evinrude Serial Number Guide.

Confirm your engine model/year in the table below. For Suzuki owners, You can review exploded diagrams here to verify part numbers: Suzuki Parts Diagrams & Catalog.

Mercury / Mariner 70-100 HP

Brand / Family
Mercury, Mariner outboards
Years
Year is not the primary fitment key.
Serial / Note
Standard gearcase only. Big Foot and High Thrust gearcases are outside this size.

Yamaha 70-100 HP

Brand / Family
Yamaha outboards
Years
Year is not the primary fitment key.
Serial / Note
Standard gearcase only. High Thrust gearcases are outside this size.

Honda 70-100 HP

Brand / Family
Honda Marine outboards
Years
Year is not the primary fitment key.
Serial / Note
Standard gearcase models.

BRP Evinrude / Johnson 70-100 HP

Brand / Family
BRP Evinrude, Johnson outboards
Years
Year is not the primary fitment key.
Serial / Note
Standard gearcase only. E-TEC gearcases are outside this size.

Suzuki 70-100 HP

Brand / Family
Suzuki outboards
Years
Year is not the primary fitment key.
Serial / Note
Standard gearcase models.

Propeller limit 13.5 in

Brand / Family
All brands listed above
Years
Year is not the primary fitment key.
Serial / Note
Measure blade tip to blade tip. Anything larger than 13.5 in will contact the cage.

Part Numbers & What You Get

On a phone, each row stacks into a card.

Part number cross-reference
Type Full number Relationship
SeaSierra SP62814 Primary reference
JLM Marine 21PG004 This listing, 14 in guard
JLM Marine 21PG003 Smaller 13 in guard, 40-65 HP

Package contents

  • 1 × 14 in propeller safety guard, two matched halves
  • 9 × sets of installing bolts with washers and Nyloc nuts
  • 1 × drill bit

Cross-reference numbers identify compatible applications. They are not printed on this part.

Key Specifications

Cage ring size
14 in
Cage depth, fore to aft
10 in
Maximum propeller diameter
13.5 in
Mounting pattern
3 bolts per side on the plate, 4 bolts at the skeg
Guard material
Rigid polypropylene
Hardware material
304 stainless steel
Color
Safety Red
Maximum vessel speed
25 mph, 22 knots
Shipping weight
2.774 kg, 6.12 lb

Easy-to-Miss Differences

  • Horsepower alone does not decide the size. A 70-100 HP engine carrying a Big Foot, High Thrust or E-TEC gearcase runs a larger propeller than this 14 in cage clears.
  • The guard arrives as two mirrored halves, not one ring. Each half carries its own plate flange and skeg foot, so left and right parts are not interchangeable.
  • Bolt count changes with size across this family: the 9 in and 11 in guards take 2 bolts per side on the plate, the 13 in and this 14 in take 3 per side. Under the skeg, this 14 in guard takes 4 bolts. Compare sizes in the propeller safety guard collection.
  • Below 70 HP the propeller is usually smaller than this cage suits. For 40-65 HP engines the 13 in propeller safety guard is the matching size.
  • The trim tab under the anti-ventilation plate has to come off before the flanges will sit flat. Plan for that step rather than forcing the halves together.
  • This is a speed-rated accessory. Above 25 mph, 22 knots, the cage is outside its intended service window.

JLM Marine Advantage

More than 20 years of marine-parts manufacturing experience. This high-quality aftermarket replacement is engineered to meet or exceed applicable OEM specifications. Every unit is 100% inspected before release.

  • Factory-direct pricing
  • 7-Day Worry-free Return: you may return any eligible item within 7 calendar days of delivery for any reason
  • If an item arrives defective, damaged or incorrect, we make it right with a replacement, exchange or full refund with no restocking fee
  • Technical support from the people who make the parts

Aftermarket product: Not a genuine Mercury, Yamaha, Honda, BRP or Suzuki part. Brand names and part numbers identify compatible applications only.

Installation Notes

  1. Remove the trim tab under the anti-ventilation plate so both upper flanges can seat flat against the plate.
  2. Hold the two halves around the gearcase and close them at the skeg, keeping the ring centred so the gap to the propeller tips stays even all the way round.
  3. Slide the assembly as far forward on the anti-ventilation plate as the flanges allow, then mark the hole positions.
  4. Drill the plate holes with the supplied bit, 3 per side, then fit bolts, washers and Nyloc nuts and leave them loose.
  5. Drill the lower skeg for the 4 skeg bolts, fit the hardware and tighten those first so the ring cannot shift.
  6. Tighten the plate bolts last, then rotate the propeller by hand to check clearance before running the engine.

Drilling is permanent. Mark and measure before the first hole.

FAQ

How do I know the 14 in size is right for my engine?

Measure your propeller from blade tip to blade tip. Up to 13.5 in on a 70-100 HP standard gearcase, this size fits. Larger propellers on Big Foot, High Thrust or E-TEC gearcases need a bigger cage.

Does it come pre-drilled, or do I drill the engine?

The guard halves come with their own mounting holes. The anti-ventilation plate and skeg are drilled during installation, and the kit includes the drill bit plus 9 sets of bolts, washers and Nyloc nuts.

What is it made of, and will the hardware rust?

The cage is rigid polypropylene, which stays light and does not corrode. All supplied bolts, washers and nuts are 304 stainless steel for salt-water service.

Will it slow my boat down?

The cage is open front and rear so water flows straight through the propeller disc. It is rated for vessels up to 25 mph, 22 knots, which covers most pontoon, deck and utility hulls in this power range.

Is this a genuine factory part?

No. It is an aftermarket guard built to interchange with SeaSierra SP62814. Package size, weight, materials, kit contents and mounting method match that reference.

Can I remove it for the winter?

Yes. The halves unbolt from the plate and skeg and go back on the same holes. Keep the stainless hardware together so the set stays complete.

We can ship to virtually any address in the world with free shipping available for most regions.

For our typical US and Canadian customers , our shipping timeframes are as follows:

  • Amazon FBA: orders will be delivered within 1-5 business days after placing the order (during certain special periods such as major promotions, Christmas, etc., the delivery time of Amazon FBA may be affected).
  • US warehouse shipment: orders will be delivered within 5 days after placing the order.
  • China warehouse shipment: orders will be delivered about 12 days after placing the order.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Founded in 2002, JLM Marine has established itself as a dedicated manufacturer of high-quality marine parts, based in China. Our commitment to excellence in manufacturing has earned us the trust of top marine brands globally.

As a direct supplier, we bypass intermediaries, which allows us to offer competitive prices without compromising on quality. This approach not only supports cost-efficiency but also ensures that our customers receive the best value directly from the source.

We are excited to expand our reach through retail channels, bringing our expertise and commitment to quality directly to boat owners and enthusiasts worldwide.

Parts Finder

Use our Parts Finder to quickly locate the correct parts for your engine. Search by Make, HP, Stroke, Model, Year, and SN. Select only the fields available — you don’t need to fill all options (e.g., leave Year blank if not applicable).

Our database is currently being updated and expanded. More models, including Yamaha, Mercury, and Suzuki, are being verified and uploaded.

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