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Holley Replacement Billet Fill Cap 241-225

Holley Replacement Billet Fill Cap 241-225
$41.99 ea
NEWARRIVING SOONEstimated Ship Date 05/20/2025 (If Ordered Today)25 Available from HOLLEY PERFORMANCE PRODUCTS as of 04/30/2025
Model: 3992219
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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DELIVERY
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[More Info]
Replacement billet aluminum oil fill cap for Holley LS valve covers and valley covers with external oil fill.
Features:
  • Qty of 1
  • Includes O-ring
The OE Camaro and Corvette accessory brackets may need to be clearenced when installing our cast 2-PC and tall LS valve covers and coils.
Installation Notes:
The OE Camaro and Corvette accessory brackets may need to be clearenced when installing our cast 2-PC and tall LS valve covers and coils.
About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Chevrolet Silverado 1500 Classic LT 2007 6.0L / 364 / V8
Chevrolet Silverado 1500 Classic SS 2007 6.0L / 364 / V8
Chevrolet Silverado 1500 HD Base 2005 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LS 2001 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LS 2002 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LS 2003 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LS 2005 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LT 2001 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LT 2002 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LT 2003 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LT 2005 6.0L / 364 / V8
Chevrolet Silverado 1500 HD LT 2006 6.0L / 364 / V8
Chevrolet Silverado 1500 LS 2004 6.0L / 364 / V8
Chevrolet Silverado 1500 LS 2005 6.0L / 364 / V8
Chevrolet Silverado 1500 LTZ 2007 6.0L / 364 / V8
Chevrolet Silverado 1500 LTZ 2008 6.0L / 364 / V8
Chevrolet Silverado 1500 LTZ 2009 6.2L / 376 / V8
6.0L / 364 / V8
Chevrolet Silverado 1500 LTZ 2010 6.2L / 376 / V8
Chevrolet Silverado 1500 LTZ 2011 6.2L / 376 / V8
Chevrolet Silverado 1500 LTZ 2012 6.2L / 376 / V8
Chevrolet Silverado 1500 LT 2004 6.0L / 364 / V8
Chevrolet Silverado 1500 LT 2005 6.0L / 364 / V8
Chevrolet Silverado 1500 LT 2006 6.0L / 364 / V8
Chevrolet Silverado 1500 LT 2007 6.0L / 364 / V8
Chevrolet Silverado 1500 LT 2008 6.0L / 364 / V8
Chevrolet Silverado 1500 LT 2009 6.0L / 364 / V8
Chevrolet Silverado 1500 LT 2010 6.2L / 376 / V8
Chevrolet Silverado 1500 LT 2011 6.2L / 376 / V8
Chevrolet Silverado 1500 LT 2012 6.2L / 376 / V8
Chevrolet Silverado 1500 SS 2003 6.0L / 364 / V8
Chevrolet Silverado 1500 SS 2004 6.0L / 364 / V8
Chevrolet Silverado 1500 SS 2005 6.0L / 364 / V8
Chevrolet Silverado 1500 SS 2006 6.0L / 364 / V8
Chevrolet Silverado 2500 HD Classic LS 2007 6.0L / 364 / V8
Chevrolet Silverado 2500 HD Classic LT 2007 6.0L / 364 / V8
Chevrolet Silverado 2500 HD Classic WT 2007 6.0L / 364 / V8
Chevrolet Silverado 2500 HD Base 2001 6.0L / 364 / V8
Chevrolet Silverado 2500 HD Base 2002 6.0L / 364 / V8
Chevrolet Silverado 2500 HD Base 2003 6.0L / 364 / V8
Chevrolet Silverado 2500 HD Base 2004 6.0L / 364 / V8
Chevrolet Silverado 2500 HD Base 2005 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LS 2001 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LS 2002 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LS 2003 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LS 2004 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LS 2005 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LS 2006 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LTZ 2007 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LTZ 2008 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LTZ 2009 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LTZ 2010 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LTZ 2011 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LTZ 2012 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2001 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2002 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2003 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2004 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2005 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2006 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2007 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2008 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2009 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2010 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2011 6.0L / 364 / V8
Chevrolet Silverado 2500 HD LT 2012 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2003 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2004 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2005 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2006 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2007 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2008 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2009 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2010 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2011 6.0L / 364 / V8
Chevrolet Silverado 2500 HD WT 2012 6.0L / 364 / V8
Chevrolet Silverado 2500 Base 1999 6.0L / 364 / V8
Chevrolet Silverado 2500 Base 2000 6.0L / 364 / V8
Chevrolet Silverado 2500 Base 2001 6.0L / 364 / V8
Chevrolet Silverado 2500 Base 2002 6.0L / 364 / V8
Chevrolet Silverado 2500 Base 2003 6.0L / 364 / V8
Chevrolet Silverado 2500 Base 2004 6.0L / 364 / V8
Chevrolet Silverado 2500 LS 1999 6.0L / 364 / V8
Chevrolet Silverado 2500 LS 2000 6.0L / 364 / V8
Chevrolet Silverado 2500 LS 2001 6.0L / 364 / V8
Chevrolet Silverado 2500 LS 2002 6.0L / 364 / V8
Chevrolet Silverado 2500 LS 2003 6.0L / 364 / V8
Chevrolet Silverado 2500 LS 2004 6.0L / 364 / V8
Chevrolet Silverado 2500 LT 1999 6.0L / 364 / V8
Chevrolet Silverado 2500 LT 2000 6.0L / 364 / V8
Chevrolet Silverado 2500 LT 2001 6.0L / 364 / V8
Chevrolet Silverado 2500 LT 2002 6.0L / 364 / V8
Chevrolet Silverado 2500 LT 2003 6.0L / 364 / V8
Chevrolet Silverado 2500 LT 2004 6.0L / 364 / V8
Chevrolet Silverado 2500 WT 2004 6.0L / 364 / V8

Specifications:

Emission Code 5
Finish Silver
Logo None
Part Type Engine Oil Filler Cap
Product Type Valve Cover Accessories
Style Components
Thread 1-5/16" -12
Type of Component Fill Cap
Warranty Limited 90 Day

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