Best Camshaft Plugs in 2026

Daisy
Last Updated: Feb 12, 2026

At a Glance: Our Top Picks for Camshaft Plugs

PVC Vent Valve Crankcase breather Oil Separator Cover and Camshaft Expansion Plug Kit Compatible with Mercedes ML350 C230 C300 E350 C350 SLK300 ML450 Replace 2720100631 0009985690 0009986590
#TOP1
Pvc Vent Valve Crankcase Breather Oil Separator Cover
9.6
PM SCORE
MTC Camshaft Plug (Valve Cover, Compatible with Volvo models) Replaces OEM# 1397381,VR821 / 1397381
#TOP2
Mtc Camshaft Plug (Valve Cover, Compatible With Volvo
6.1
PM SCORE
Volvo Cars 1397381 Engine Valve Cover Camshaft Bore Plug
#TOP3
Volvo Cars 1397381 Engine Valve Cover Camshaft Bore
5.4
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Camshaft Plugs of 2026

Market Overview
Camshaft Plugs Reviewed
  • Reviews Analyzed: 214 Items
  • PM Avg. Rating: 5.8 / 10
5 Products Evaluated
  • Highest Price: $34.00
  • Lowest Price: $8.03
  • Avg. Price: $17.45

Pvc Vent Valve Crankcase Breather Oil Separator Cover And Camshaft Expansion Plug Kit Compatible With Mercedes Ml350 C230 C300 E350 C350 Slk300 Ml450 Replace 2720100631 0009985690 0009986590

RANSOTO
RZ192
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
RANSOTO 9.91

Features

Compatible with:2006-2011 Mercedes ML350/E350/R350/C350 2008-2012 Mercedes C300/GL550 2006-2007 Mercedes C230/C280 2010-2012 Mercedes GLK350 2007-2011 Mercedes S550/CLS550/E550 2006-2009 Mercedes CLK350 2007-2012 Mercedes GL450 2007-2010 Mercedes CL550 2007-2009, 2011-2012 Mercedes SL550 2007-2009 Mercedes CLK550 2009-2015 Mercedes G550 2010-2011 Mercedes ML450 2008-2011 Mercedes ML550 2010-2013 Mercedes S400 2006-2008 Mercedes SLK280 2009-2011 Mercedes SLK300 2005-2011 Mercedes SLK350

Content:1x Crankcase Oil Separator Cover, 2x30mm Expansion Plug, 1x 65mm Expansion Plug;

Replace Part Number:2720100631, 0009985690, 0009986590

We adopt the highest grade materials to make our product. It bring durable and reliable feature under extreme conditions.

Warranty:For any reason, if you are not satisfied with your purchase, contact us directly. We offer a one-year warranty, 100% satisfaction guarantee.

Mtc Camshaft Plug (Valve Cover, Compatible With Volvo Models) Replaces Oem# 1397381,Vr821 / 1397381

MTC
VR821 / 1397381
0.07 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Package Dimensions: 6.35 H x 0.254 L x 6.35 W (centimetres)

Package Weight: 0.040 kilograms

Country of Origin : Turkey

Part Number: VR821 / 1397381

Volvo Cars 1397381 Engine Valve Cover Camshaft Bore Plug

VOLVO
1397381
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Shop Volvo Parts 8.74

Features

Genuine Genuine part that fits your specific vehicle

Camshaft Plug

Part Number: 1397381

Manufactured to meet specifications for fit, form, and function

Oil Separator Cover + Camshaft Cap + Expansion Plug Kit Replacement For 2006-2012 Mercedes Benz C280 C300 C350 E350 Clk350 Glk350 Ml350 R350 Slk350

NATAFOX
0009985690KT
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
A-Redline Auto Parts 6.30

Features

Engine Oil Separator Cover + Expansion Plugs + Camshaft Cap Replacement for Mercedes-Benz W164 R171 W203 W211 W212 W221 W251 OM272/OM273 Engine

Part Number: 2720100631, 0009985690, 0009986590, V30-2525

Other Name: Engine Cylinder Head Camshaft Plug Seal Cap

High Quality aftermarket replacement part.

Direct fit.

Ajp Distributors Jdm T-6061 Anodized Aluminum Camshaft Cam Shaft Seal Cover Cap Plug O-Ring Compatible/Replacement For B D H F-Series Dohc Vtec Engine Motor D15 D16 D17 B16 B17 B18 B20 H22 H23 F20 F22

AJP DISTRIBUTORS
CSP-001BL-AMA-L1
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AJP Distributors, Inc 9.43

Features

Warranty: Yes

Condition: New

Installation Guide: Not Included; Professional installation is highly recommended

Manufacturer Part Number: CSP-001BL-AMA-L1

Compatible/Replacement For: B, D, H, F-Series Engines

Top 10 camshaft plugs Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Ajp Distributors 1
Mtc 1
Natafox 1
Ransoto 1
Volvo 1

Top 10 camshaft plugs Brands Pie Chart


We've carried out a comprehensive analysis of 214 reviews on camshaft plugs, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select camshaft plugs priced around $17.45, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 5 camshaft plugs for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right covers Products based on their needs, saving them considerable time when choosing which camshaft plugs to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.