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Compression Release Valves for High Compression Harley V-Twin Motors - Synthetic Knobs that stay cool to the touch and automatically close after start-up – 10mm x 1.0 Thread Pitch - SOLD AS A PAIR

Compression Release Valves for High Compression Harley V-Twin Motors – Synthetic Knobs that stay cool to the touch and automatically close after start-up – 10mm x 1.0 Thread Pitch – SOLD AS A PAIR

$37.99

8 ratingsSource: Amazon

Confirm quantity, package contents, selected variation, current offer details, and store terms before placing the order.

About this item

  • Compression Release Valves are designed to lower the compression during hot-starts by reducing the pressure imposed on the starter motor and battery.
  • Simply push the caps down to open the release valves, start the engine, and the valves will close by themselves. (They have 5-7 Newtons of closing force)
  • The molded synthetic knobs ensure they stay cool to the touch and are easy to operate unlike other machined knobs once they get hot.
  • INSTALLATION NOTE: These valves require you to remove the head and machine a M10 x 1.00 threaded-hole next to the spark plug.
  • SOLD AS A PAIR
  • 10mm x 1.0 Thread Pitch, 1-13/32″ Overall Length with 10mm of Thread

Before you order
  • Confirm the part number, position, dimensions, and connector details shown on this page.
  • Compare the listing with the part currently installed on your vehicle.
SKU: D-B0BSRCB8SQ Category:

Description

Compression Release Valves are designed to lower the compression during hot-starts by reducing the pressure imposed on the starter motor and battery. Simply push the caps down to open the release valves, start the engine, and the valves will close by themselves. (They have 5-7 Newtons of closing force) The molded synthetic knobs ensure they stay cool to the touch and are easy to operate unlike other machined knobs once they get hot. INSTALLATION NOTE: These valves require you to remove the head and machine a M10 x 1.00 threaded-hole next to the spark plug. SOLD AS A PAIR: 10mm x 1.0 Thread Pitch, 1-13/32″ Overall Length with 10mm of Thread

Imported customer feedback

What customers reported

4.4 / 5 8 ratings

Source: Amazon. These reviews were imported from the source marketplace and are not reviews of purchases made on this website.

2 reviews for Compression Release Valves for High Compression Harley V-Twin Motors – Synthetic Knobs that stay cool to the touch and automatically close after start-up – 10mm x 1.0 Thread Pitch – SOLD AS A PAIR

  1. Toughnuttocrack –

    Imported from Amazon. This is not a review of a purchase made on this website.

    External marketplace context: Verified Purchase

    Deceptive description

  2. Lucas Walters –

    Imported from Amazon. This is not a review of a purchase made on this website.

    External marketplace context: Verified Purchase

    Great

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Product facts

Specifications

Canonical product
MP-US-B0BSRCB8SQ
Source product ID
B0BSRCB8SQ
Category
Motorcycle & Atv / Parts / Engine / Valve Parts
Available images
6

No structured vehicle fitment data is available. Compare the listing with the vehicle and existing part before ordering.

Exact identity, part numbers, model references, and available compatibility evidence

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An identity-first valve parts listing organized around stable product references and available compatibility evidence.

Fit and size notes

  • Match the complete identifier, side, position, connector, dimensions, and visible design with the existing part.
  • Treat uncertain vehicle notes as a buying aid, not as a confirmed fitment guarantee.

Specification notes

  • Canonical product: MP-US-B0BSRCB8SQ
  • Source product ID: B0BSRCB8SQ
  • Category: Motorcycle & Atv / Parts / Engine / Valve Parts
  • Available images: 6

Before you buy

  • Match the complete identifier, side, position, connector, dimensions, and visible design with the existing part.
  • Treat uncertain vehicle notes as a buying aid, not as a confirmed fitment guarantee.

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