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    <title>VAC Motorsports - Engine Components / Complete Engine Packages / BMW Racing Engines, 4 Cylinder / All Products</title>
    <copyright>Copyright 2026, VAC Motorsports</copyright>
    <description>&lt;h2&gt;BMW 4-Cylinder Race Engines&lt;/h2&gt;&lt;div&gt;VAC Motorsports offers custom-built BMW 4-cylinder race engines and performance engine packages engineered for street, track, endurance racing, time attack, drifting, club racing, and professional motorsport applications.&lt;/div&gt;&lt;div&gt;For more than 42 years, VAC Motorsports has been developing, machining, assembling, and supporting BMW engines for enthusiasts and racers worldwide. Our BMW 4-cylinder engine programs span multiple generations of BMW performance, from classic naturally aspirated race engines to modern turbocharged powerplants capable of producing impressive power while maintaining long-term reliability.&lt;/div&gt;&lt;h3&gt;BMW 4-Cylinder Engine Platforms&lt;/h3&gt;&lt;h4&gt;BMW M10&lt;/h4&gt;&lt;div&gt;The legendary M10 engine helped establish BMW's performance reputation and remains a popular platform for vintage racing, historic motorsport, BMW 2002 restorations, and custom race car projects.&lt;/div&gt;&lt;h4&gt;BMW M42 / M44&lt;/h4&gt;&lt;div&gt;Known for their lightweight design and high-revving characteristics, the M42 and M44 engines remain excellent choices for grassroots racing, track-day builds, endurance racing, and E30/E36 performance projects.&lt;/div&gt;&lt;h4&gt;BMW S14&lt;/h4&gt;&lt;div&gt;Originally developed for the iconic E30 M3, the S14 remains one of the most celebrated BMW motorsport engines ever produced. VAC Motorsports has decades of experience building championship-winning S14 engines for racing and high-performance street applications.&lt;/div&gt;&lt;h4&gt;BMW N20&lt;/h4&gt;&lt;div&gt;The turbocharged N20 platform delivers excellent performance potential for modern BMW applications. VAC engine packages are designed to support increased power levels while maintaining durability for both street and track use.&lt;/div&gt;&lt;h4&gt;BMW B48&lt;/h4&gt;&lt;div&gt;As BMW's latest generation turbocharged 4-cylinder engine, the B48 provides exceptional efficiency, power potential, and tuning capability. VAC Motorsports offers custom engine solutions for enthusiasts seeking reliable performance in modern BMW platforms.&lt;/div&gt;&lt;h3&gt;Popular Applications&lt;/h3&gt;&lt;ul data-spread="false"&gt;&lt;li&gt;BMW 2002&lt;/li&gt;&lt;li&gt;BMW E21&lt;/li&gt;&lt;li&gt;BMW E30&lt;/li&gt;&lt;li&gt;BMW E36&lt;/li&gt;&lt;li&gt;BMW F22 230i&lt;/li&gt;&lt;li&gt;BMW F30 330i&lt;/li&gt;&lt;li&gt;BMW G20 330i&lt;/li&gt;&lt;li&gt;BMW G42 230i&lt;/li&gt;&lt;li&gt;Vintage Racing&lt;/li&gt;&lt;li&gt;BMW Club Racing&lt;/li&gt;&lt;li&gt;Endurance Racing&lt;/li&gt;&lt;li&gt;Time Attack&lt;/li&gt;&lt;li&gt;HPDE and Track Day Events&lt;/li&gt;&lt;li&gt;High-Performance Street Builds&lt;/li&gt;&lt;/ul&gt;&lt;h3&gt;Why Choose VAC Motorsports?&lt;/h3&gt;&lt;ul data-spread="false"&gt;&lt;li&gt;BMW performance specialists since 1984&lt;/li&gt;&lt;li&gt;In-house CNC machining and engine development&lt;/li&gt;&lt;li&gt;Race-proven engine combinations&lt;/li&gt;&lt;li&gt;Custom engine specifications available&lt;/li&gt;&lt;li&gt;Extensive experience with BMW naturally aspirated and turbocharged platforms&lt;/li&gt;&lt;li&gt;Worldwide customer support&lt;/li&gt;&lt;li&gt;Built for street, track, and competition use&lt;/li&gt;&lt;/ul&gt;&lt;div&gt;Whether you're restoring a classic BMW 2002, building an E30 track car, upgrading a modern turbocharged BMW, or developing a dedicated race vehicle, VAC Motorsports can provide a BMW 4-cylinder engine package tailored to your goals.&lt;/div&gt;&lt;div&gt;Browse our available BMW 4-cylinder engine packages below or contact our team to discuss your next engine build.&lt;/div&gt;</description>
    <link>https://store.vacmotorsports.com/bmw-racing-engines-4-cylinder-c148all.aspx</link>
    <pubDate>Tue, 22 Sep 2026 11:12:11 GMT</pubDate>
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      <link>https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-n20-p5429.aspx</link>
      <guid isPermaLink="false">Product5429</guid>
      <pubDate>Mon, 20 Dec 2021 11:46:19 GMT</pubDate>
      <title>BMW Race Engine by VAC Motorsports, BMW N20</title>
      <description>&lt;div style="float:left"&gt;&lt;a class="url" href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-n20-p5429.aspx"&gt;&lt;img src="//cdn.nexternal.com/vacmotors/images/VAC-RE-N201.jpg"  alt="BMW Race Engine by VAC Motorsports, BMW N20" border="0" hspace="3"&gt;&lt;/a&gt;&lt;/div&gt;&lt;span class="riRssTitle"&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-n20-p5429.aspx"&gt;BMW Race Engine by VAC Motorsports, BMW N20&lt;/a&gt;&lt;/span&gt;&lt;br&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-n20-p5429.aspx"&gt;Buy Now:&lt;/a&gt; &lt;span color="#990000"&gt;&lt;b&gt;$0.00&lt;/b&gt;&lt;/span&gt; &lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;p&gt;Knowing that these engines have been developed over 10+ years, many are capable of building impressive power as well; but its the reliability and longevity of a VAC engine that wins races and keep our customers loyal:&lt;/p&gt;&lt;p&gt; Our engines are winning races in SCCA, NASA &amp;amp; BMW CCA Club Racing, and also rally, hill climb and vintage racing around the world because they last!&lt;/p&gt;&lt;p&gt;The secret is our experience, attention to detail, and in-house developed &amp;amp; manufactured products.&lt;/p&gt;&lt;p&gt;Interested in a custom VAC Engine build? Check out our&amp;nbsp;&lt;a href="https://vacmotorsports.com/engine-rebuilds/"&gt;&lt;font color="#0000ff"&gt;Engine Rebuild Page&lt;/font&gt;&lt;/a&gt;.&lt;/p&gt;&lt;br /&gt;&lt;br /&gt;Visit &lt;a href="https://store.vacmotorsports.com/bmw-racing-engines-4-cylinder-c148all.aspx"&gt;BMW Racing Engines, 4 Cylinder&lt;/a&gt; to see additional products in this category.&lt;/div&gt;</description>
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      <link>https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-m42m44-p5142.aspx</link>
      <guid isPermaLink="false">Product5142</guid>
      <pubDate>Wed, 12 May 2021 12:50:47 GMT</pubDate>
      <title>BMW Race Engine by VAC Motorsports, BMW M42/M44</title>
      <description>&lt;div style="float:left"&gt;&lt;a class="url" href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-m42m44-p5142.aspx"&gt;&lt;img src="//cdn.nexternal.com/vacmotors/images/VAC-RE-M44.jpg"  alt="BMW Race Engine by VAC Motorsports, BMW M42/M44" border="0" hspace="3"&gt;&lt;/a&gt;&lt;/div&gt;&lt;span class="riRssTitle"&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-m42m44-p5142.aspx"&gt;BMW Race Engine by VAC Motorsports, BMW M42/M44&lt;/a&gt;&lt;/span&gt;&lt;br&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-m42m44-p5142.aspx"&gt;Buy Now:&lt;/a&gt; &lt;span color="#990000"&gt;&lt;b&gt;$0.00&lt;/b&gt;&lt;/span&gt; &lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;p dir="ltr" style="line-height:1.38;background-color:#ffffff;margin-top:12pt;margin-bottom:0pt;padding:0pt 0pt 12pt 0pt;"&gt;&lt;span style="font-size:11pt;font-family:arialbackground-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;"&gt;&lt;font color="#333333"&gt;VAC Motorsports builds some of the best BMW engines in the world.&lt;/font&gt;&lt;/span&gt;&lt;/p&gt;&lt;p dir="ltr" style="line-height:1.38;background-color:#ffffff;margin-top:0pt;margin-bottom:0pt;padding:0pt 0pt 12pt 0pt;"&gt;&lt;span style="font-size:11pt;font-family:arialbackground-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;"&gt;&lt;font color="#333333"&gt;We have worked over the past 40+ years to perfect our engine building and create products that produce extreme power and speed while maintaining reliability and longevity.&lt;/font&gt;&lt;/span&gt;&lt;/p&gt;&lt;p dir="ltr" style="line-height:1.38;background-color:#ffffff;margin-top:0pt;margin-bottom:0pt;padding:0pt 0pt 12pt 0pt;"&gt;&lt;span style="font-size:11pt;font-family:arialbackground-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;"&gt;&lt;font color="#333333"&gt;VAC-built engines are winning races around the globe, from rally to hill climb to drifting to vintage.&lt;/font&gt;&lt;/span&gt;&lt;/p&gt;&lt;p dir="ltr" style="line-height:1.38;background-color:#ffffff;margin-top:0pt;margin-bottom:0pt;padding:0pt 0pt 12pt 0pt;"&gt;&lt;span style="font-size:11pt;font-family:arialbackground-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;"&gt;&lt;font color="#333333"&gt;What sets VAC engines apart is the combination of our experience, attention to detail, and VAC-designed and manufactured BMW performance components.&amp;nbsp;&lt;/font&gt;&lt;/span&gt;&lt;/p&gt;&lt;p&gt;&lt;p dir="ltr" style="line-height:1.38;background-color:#ffffff;margin-top:0pt;margin-bottom:12pt;"&gt;Interested in a custom VAC Engine build? Check out our&amp;nbsp;&lt;a href="https://vacmotorsports.com/engine-rebuilds/"&gt;&lt;font color="#0000ff"&gt;Engine Rebuild Page&lt;/font&gt;&lt;/a&gt;.&lt;/p&gt;&lt;br /&gt;&lt;br /&gt;Visit &lt;a href="https://store.vacmotorsports.com/bmw-racing-engines-4-cylinder-c148all.aspx"&gt;BMW Racing Engines, 4 Cylinder&lt;/a&gt; to see additional products in this category.&lt;/div&gt;</description>
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      <link>https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-b48-p5139.aspx</link>
      <guid isPermaLink="false">Product5139</guid>
      <pubDate>Wed, 12 May 2021 10:31:33 GMT</pubDate>
      <title>BMW Race Engine by VAC Motorsports, BMW B48</title>
      <description>&lt;div style="float:left"&gt;&lt;a class="url" href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-b48-p5139.aspx"&gt;&lt;img src="//cdn.nexternal.com/vacmotors/images/VAC-RE-B48.jpg"  alt="BMW Race Engine by VAC Motorsports, BMW B48" border="0" hspace="3"&gt;&lt;/a&gt;&lt;/div&gt;&lt;span class="riRssTitle"&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-b48-p5139.aspx"&gt;BMW Race Engine by VAC Motorsports, BMW B48&lt;/a&gt;&lt;/span&gt;&lt;br&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-b48-p5139.aspx"&gt;Buy Now:&lt;/a&gt; &lt;span color="#990000"&gt;&lt;b&gt;$0.00&lt;/b&gt;&lt;/span&gt; &lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;p&gt;We build some of the fastest B48 engines in the world!&lt;/p&gt;&lt;p&gt;It may be a&amp;nbsp;bold claim, but it is one we can back up!&lt;/p&gt;&lt;p&gt;Knowing that these engines have been developed over 40+ years, many are capable of building impressive power as well; but its the reliability and longevity of a VAC engine that wins races and keep our customers loyal:&lt;br /&gt; Our engines are winning races in SCCA, NASA &amp;amp; BMW CCA Club Racing, and also rally, hill climb and vintage racing around the world because they last!&lt;/p&gt;&lt;p&gt;The secret is our experience, attention to detail, and in-house developed &amp;amp; manufactured products like our VAC Billet Rocker Arms, which allow use of more radical camshaft designs and offer more precise valve motion- in turn offering an B48&amp;nbsp;engine that revs to high RPM without issue.&lt;/p&gt;&lt;p&gt;Interested in a custom VAC Engine build? Check out our&amp;nbsp;&lt;a href="https://vacmotorsports.com/engine-rebuilds/"&gt;&lt;font color="#0000ff"&gt;Engine Rebuild Page&lt;/font&gt;&lt;/a&gt;.&lt;/p&gt;&lt;br /&gt;&lt;br /&gt;Visit &lt;a href="https://store.vacmotorsports.com/bmw-racing-engines-4-cylinder-c148all.aspx"&gt;BMW Racing Engines, 4 Cylinder&lt;/a&gt; to see additional products in this category.&lt;/div&gt;</description>
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      <link>https://store.vacmotorsports.com/bmw-race-engine-mini-tritechr50r53-by-vac-p2541.aspx</link>
      <guid isPermaLink="false">Product2541</guid>
      <pubDate>Mon, 31 Jan 2011 09:46:00 GMT</pubDate>
      <title>BMW Race Engine (Mini Tritech/R50/R53) by VAC</title>
      <description>&lt;div style="float:left"&gt;&lt;a class="url" href="https://store.vacmotorsports.com/bmw-race-engine-mini-tritechr50r53-by-vac-p2541.aspx"&gt;&lt;img src="//cdn.nexternal.com/vacmotors/images/mini-john-cooper-works-2009-engine-cutaway%20t.jpg"  alt="BMW Race Engine (Mini Tritech/R50/R53) by VAC" border="0" hspace="3"&gt;&lt;/a&gt;&lt;/div&gt;&lt;span class="riRssTitle"&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-mini-tritechr50r53-by-vac-p2541.aspx"&gt;BMW Race Engine (Mini Tritech/R50/R53) by VAC&lt;/a&gt;&lt;/span&gt;&lt;br&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-mini-tritechr50r53-by-vac-p2541.aspx"&gt;Buy Now:&lt;/a&gt; &lt;span color="#990000"&gt;&lt;b&gt;$0.00&lt;/b&gt;&lt;/span&gt; &lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;h4 align="center"&gt;Call or e-mail us to discuss your custom built racing engine...&lt;/h4&gt;&lt;p&gt;Now that the Mini is becoming more affordable, people are becoming interested in campaigning the tiny FWD BMW offspring.&lt;/p&gt;&lt;p&gt;The Chrysler based engine is nothing exotic, but that only means that dramatic improvements can be made by offering vastly improved engine internals, balancing, and proper techniques of improving airflow.&lt;/p&gt;&lt;p&gt;We have examined the Tritech engine several times and are ready to offer VAC's technology to this compact platform. Interested in a VAC build? Complete our&amp;nbsp;&lt;a href="https://www.vacmotorsports.com/build-request-form.html"&gt;&lt;font color="#0000ff"&gt;Engine Build Request Form&lt;/font&gt;&lt;/a&gt;.&lt;/p&gt;&lt;p style="padding-left: 30px;"&gt;&lt;em&gt;M10 engine shown for example&lt;/em&gt;&lt;/p&gt;&lt;p style="padding-left: 30px;"&gt;&lt;br /&gt;&lt;/p&gt;&lt;br /&gt;&lt;br /&gt;Visit &lt;a href="https://store.vacmotorsports.com/bmw-racing-engines-4-cylinder-c148all.aspx"&gt;BMW Racing Engines, 4 Cylinder&lt;/a&gt; to see additional products in this category.&lt;/div&gt;</description>
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      <link>https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-m10-p1443.aspx</link>
      <guid isPermaLink="false">Product1443</guid>
      <pubDate>Fri, 21 Sep 2007 06:11:00 GMT</pubDate>
      <title>BMW Race Engine by VAC Motorsports, BMW M10</title>
      <description>&lt;div style="float:left"&gt;&lt;a class="url" href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-m10-p1443.aspx"&gt;&lt;img src="//cdn.nexternal.com/vacmotors/images/VAC-RE-M10-L1.jpg"  alt="BMW Race Engine by VAC Motorsports, BMW M10" border="0" hspace="3"&gt;&lt;/a&gt;&lt;/div&gt;&lt;span class="riRssTitle"&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-m10-p1443.aspx"&gt;BMW Race Engine by VAC Motorsports, BMW M10&lt;/a&gt;&lt;/span&gt;&lt;br&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-m10-p1443.aspx"&gt;Buy Now:&lt;/a&gt; &lt;span color="#990000"&gt;&lt;b&gt;$0.00&lt;/b&gt;&lt;/span&gt; &lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;p&gt;We build some of the fastest M10 engines in the world!&lt;/p&gt;&lt;p&gt;It may be a&amp;nbsp;bold claim, but it is one we can back up!&lt;/p&gt;&lt;p&gt;Knowing that these engines have been developed over 40+ years, many are capable of building impressive power as well; but its the reliability and longevity of a VAC engine that wins races and keep our customers loyal:&lt;br /&gt; Our engines are winning races in SCCA, NASA &amp;amp; BMW CCA Club Racing, and also rally, hill climb and vintage racing around the world because they last!&lt;/p&gt;&lt;p&gt;The secret is our experience, attention to detail, and in-house developed &amp;amp; manufactured products like our VAC Billet Rocker Arms, which allow use of more radical camshaft designs and offer more precise valve motion- in turn offering an M10 engine that revs to high RPM without issue.&lt;/p&gt;&lt;p&gt;Interested in a custom VAC Engine build? Check out our&amp;nbsp;&lt;a href="https://vacmotorsports.com/engine-rebuilds/"&gt;&lt;font color="#0000ff"&gt;Engine Rebuild Page&lt;/font&gt;&lt;/a&gt;.&lt;/p&gt;&lt;br /&gt;&lt;br /&gt;Visit &lt;a href="https://store.vacmotorsports.com/bmw-racing-engines-4-cylinder-c148all.aspx"&gt;BMW Racing Engines, 4 Cylinder&lt;/a&gt; to see additional products in this category.&lt;/div&gt;</description>
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      <link>https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-s14-p1460.aspx</link>
      <guid isPermaLink="false">Product1460</guid>
      <pubDate>Fri, 21 Sep 2007 06:11:00 GMT</pubDate>
      <title>BMW Race Engine by VAC Motorsports, BMW S14</title>
      <description>&lt;div style="float:left"&gt;&lt;a class="url" href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-s14-p1460.aspx"&gt;&lt;img src="//cdn.nexternal.com/vacmotors/images/S141.jpg"  alt="BMW Race Engine by VAC Motorsports, BMW S14" border="0" hspace="3"&gt;&lt;/a&gt;&lt;/div&gt;&lt;span class="riRssTitle"&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-s14-p1460.aspx"&gt;BMW Race Engine by VAC Motorsports, BMW S14&lt;/a&gt;&lt;/span&gt;&lt;br&gt;&lt;a href="https://store.vacmotorsports.com/bmw-race-engine-by-vac-motorsports-bmw-s14-p1460.aspx"&gt;Buy Now:&lt;/a&gt; &lt;span color="#990000"&gt;&lt;b&gt;$0.00&lt;/b&gt;&lt;/span&gt; &lt;br /&gt;&lt;br /&gt;&lt;div&gt;&lt;p&gt;Our S14 Race Engine has been a dominant engine in all forms of racing! The S14 is already a legendary engine, but our S14 raises the bar over the competition and takes it to the ultimate level! As a full engine machine shop operating for over 40 years, we can build your engine to any specifications you need. From stock class racing to fully modified.&lt;/p&gt;&lt;p&gt;When inquiring about racing engines please specify the application in which the engine will be used, your desired rpm power band, the type of fuel you will be using, the type of engine management, and what power level you are looking to make with the engine.&amp;nbsp;&lt;br /&gt;&lt;br /&gt;Interested in a VAC build? Complete out our&amp;nbsp;&lt;a href="https://vacmotorsports.com/engine-rebuilds/"&gt;&lt;font color="#0000ff"&gt;Engine Rebuild Page&lt;/font&gt;&lt;/a&gt;.&lt;/p&gt;&lt;br /&gt;&lt;br /&gt;Visit &lt;a href="https://store.vacmotorsports.com/bmw-racing-engines-4-cylinder-c148all.aspx"&gt;BMW Racing Engines, 4 Cylinder&lt;/a&gt; to see additional products in this category.&lt;/div&gt;</description>
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