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

★★★★★ 4.2 108 reviews

$36.99
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$36.99
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 212779246 Release Date 2026/04/06 List Price $14.80 Model Number 212779246
Category

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

  • 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
Color Silver
Brand Name Billet Proof Designs
Style Name Modern
Closure Type Twist-On
Manufacturer Billet Proof Designs
Model Number BPD-60010X2
Material Type Synthetic
Item Type Name Compression Release Valves
Exterior Finish galvanized
Item Dimensions 1.5 x 0.4 x 0.4 inches
Manufacturer Part Number BPD-60010X2
Compatible with Vehicle Type Motorcycle
Manufacturer Warranty Description 60 Days

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