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Acme Automotive 381 Marine Propeller 13.5 x 17.5 4-Blade 1-1/8" Bore

Manufacturer

Acme Automotive

<h3>About Acme Automotive</h3><p>Acme Automotive has built a strong reputation as a trusted name in the marine industry, producing precision-engineered propulsion components and accessories that serious boaters rely on. With a commitment to quality manufacturing and exacting tolerances, Acme has become a go-to brand for inboard boat owners who demand consistent, high-performance results on the water.</p><p>At the heart of the Acme lineup are their renowned <a href="/200673-propellers-acme-automotive-4688">propellers</a>, designed and engineered for performance across a wide range of inboard applications — from water skiing and wakeboarding to cruising. Acme propellers are widely recognized for their CNC-machined precision and are compatible with leading boat brands including Nautique, Malibu, Mastercraft, Centurion, Supra, and many more. Whether you need a 3-blade or 4-blade configuration, right-hand or left-hand rotation, Acme offers an extensive range of sizes and pitches to match the specific demands of your engine and hull setup.</p><p>But Acme&rsquo;s catalog extends well beyond the propeller itself. Installing and removing a prop correctly requires the right tools, and Acme delivers there too. Their <a href="/4688-acme-automotive-prop-pullers-200815">prop pullers</a> are purpose-built for inboard shafts and make the often-stubborn job of prop removal safer and more straightforward. Paired with their prop wrenches, pullers &amp; accessories, boaters have everything needed for a complete and professional prop service at the dock or in the shop.</p><p>Proper hardware is just as important as the propeller itself. Acme&rsquo;s <a href="/4688-acme-automotive-prop-nuts-thrust-washers-200814">prop nuts &amp; thrust washers</a> are engineered to work seamlessly with their propeller lineup, ensuring secure, properly torqued installations that protect both the shaft and the prop under demanding conditions. Rounding out the brand&rsquo;s marine offering is a selection of <a href="/201083-tools-acme-automotive-4688">tools</a> designed specifically for prop-related maintenance tasks, making Acme a one-stop resource for inboard propulsion service.</p><p>Trusted by professional marine technicians and passionate boaters alike, Acme Automotive continues to deliver the kind of precision and reliability that performance on the water demands. Their products are distributed throughout the United States and internationally, reflecting a global reputation earned through decades of craftsmanship and customer-focused engineering.</p>

Part Number

381
09/12/2036 12:59 PM
Sale Price

$724.99

4 left at this price

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Usually delivered within 2 days

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Product Details

The Acme Automotive 381 is a precision-engineered 4-blade marine propeller designed for performance and durability. Featuring a 13.5-inch diameter, 17.5-inch pitch, and 1-1/8-inch bore with .105 cup, this propeller delivers excellent handling and acceleration for ski boats and wakeboard applications.

Key Specifications:

  • Diameter: 13.5 inches
  • Pitch: 17.5 inches
  • Bore: 1-1/8 inch
  • Cup: .105
  • Blade Configuration: 4-blade design for enhanced grip and smoother operation

Manufacturing Excellence:

  • Engineered and manufactured in Acme's U.S. facilities
  • CNC-machined for precise diameter, pitch, and cup specifications
  • Consistent quality control and inspection standards
  • Direct factory shipping ensures product integrity

Acme's advanced CNC manufacturing process ensures every propeller meets exacting tolerances for optimal performance. The 4-blade design provides superior bite in the water, reduced vibration, and improved hole shot compared to traditional 3-blade designs, making it ideal for watersports enthusiasts.

Products specifications

Bore

1-1/8"

Cup

0.105

Description

4 Blade

Diameter

13-1/2"

Pitch

17-1/2

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