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	<title>Pwk Carburetor Carb &#187; s64a1</title>
	<atom:link href="https://pwkcarburetorcarb.com/tag/s64a1/feed/" rel="self" type="application/rss+xml" />
	<link>https://pwkcarburetorcarb.com</link>
	<description></description>
	<lastBuildDate>Thu, 30 Jul 2026 04:55:40 +0000</lastBuildDate>
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		<title>Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS</title>
		<link>https://pwkcarburetorcarb.com/2026/06/19/sudco-keihin-pwk-40mm-carburetor-flat-slide-genuine-japan-40-s64a1-velocity-nos/</link>
		<comments>https://pwkcarburetorcarb.com/2026/06/19/sudco-keihin-pwk-40mm-carburetor-flat-slide-genuine-japan-40-s64a1-velocity-nos/#comments</comments>
		<pubDate>Fri, 19 Jun 2026 07:52:45 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[sudco]]></category>
		<category><![CDATA[40mm]]></category>
		<category><![CDATA[carburetor]]></category>
		<category><![CDATA[flat]]></category>
		<category><![CDATA[genuine]]></category>
		<category><![CDATA[japan]]></category>
		<category><![CDATA[keihin]]></category>
		<category><![CDATA[s64a1]]></category>
		<category><![CDATA[slide]]></category>
		<category><![CDATA[velocity]]></category>

		<guid isPermaLink="false">https://pwkcarburetorcarb.com/2026/06/19/sudco-keihin-pwk-40mm-carburetor-flat-slide-genuine-japan-40-s64a1-velocity-nos/</guid>
		<description><![CDATA[<img width="80" height="60" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_01_viw.jpg" class="attachment-small-thumb wp-post-image" alt="Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_01_viw" style="float:left; margin:0 15px 15px 0;" />New, not in original box. Nothing else is included with the carburetor besides what you see in the pics. ## Genuine Sudco Keihin PWK 40mm Flat Slide Carburetor. Condition: Open box / Excellent condition. Appears unused with no fuel residue. Markings: Stamped &#8220;40 PWK&#8221; and &#8220;S64A1 SEP&#8221; with authentic green logo fill and holographic race [&#8230;]]]></description>
				<content:encoded><![CDATA[<img width="80" height="60" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_01_viw.jpg" class="attachment-small-thumb wp-post-image" alt="Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_01_viw" style="float:left; margin:0 15px 15px 0;" />	<img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_01_bxf.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>  
  
<br/>  <img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_02_lx.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/><br/><img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_03_lhdi.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>  
	 <br/><img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_04_gfoe.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/> 
 	<br/>
<img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_05_jvp.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>
 
 <br/>
  <img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_06_gbxv.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/><br/><img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_07_vhua.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>	

<br/>  <img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_08_lje.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>
	

<br/>
	  <img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_09_sqhw.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/><br/>	<img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_10_dztd.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>
	 	<br/>	  <img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_11_gv.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>
  <br/>
	
 <img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/Sudco_Keihin_PWK_40mm_Carburetor_Flat_Slide_Genuine_Japan_40_S64A1_Velocity_NOS_12_yw.jpg" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>  
 	<br/> 	 
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<img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/qide.gif" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/><br/>
 New, not in original box. Nothing else is included with the carburetor besides what you see in the pics. ## Genuine Sudco Keihin PWK 40mm Flat Slide Carburetor. Condition: Open box / Excellent condition. Appears unused with no fuel residue. Markings: Stamped &#8220;40 PWK&#8221; and &#8220;S64A1 SEP&#8221; with authentic green logo fill and holographic race sticker. Up for sale is a genuine, Japanese-made Keihin PWK 40mm high-performance carburetor sourced through Sudco International. This is NOT a cheap aftermarket clone-it is an authentic premium racing unit perfect for big-bore 2-stroke builds Honda CR500, TRX250R, Yamaha Banshee, Kawasaki KX500, quad/atv drag racing, etc. Please do your own research on compatible models. ### Features &#038; Included Upgrades. Genuine Keihin Craftsmanship: Crisp castings, crisp serials, and excellent slide tolerance. Sudco Distribution: Includes the official Sudco badge on the float bowl. Bonus Velocity Stack: Comes equipped with a premium polished aluminum intake bell/velocity stack pre-installed. Pristine Vent Lines: Includes the full set of original pink translucent overflow and vent tubing. Packaged carefully to ensure it arrives exactly as pictured. Please review all high-resolution photos for exact stamps and details. 	<br/>
<img class="lf2g4g4gdr06605SXg3e9e7g5g2e90Wg2e9e8f3g2e9e7g4gdng2g4e5f60We7f9f705S7ftg2f6069e60N058fcN058fc5IN059fdtg4gI6I6I64gd09f2fy62g0af3g4eSN058fcN059e8gI76073g8074g807y77g6077hc74g7gyN059e8eyN058062e5fdlg8077g9f6hc7I73g8074f6076g6075hd3dk077g2afyN059e80We5fdlhc7I74hdvg7g7g8073g7goN058fc4e4eVe5fdl076077077077076g2a0N059eSN059fcN058fc4eN059e8e5fdlfcN059e80N059fdjg8g9075g8g8goN059e8e3e906SN058fdl076goN059e8e3ae5fdl076g2e5ae90Wf5afyN058fc95fdl076g8g8g8g807IZ06e62008" src="https://pwkcarburetorcarb.com/wp-content/pics/qide.gif" title="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS" alt="Sudco Keihin PWK 40mm Carburetor Flat Slide Genuine Japan 40 S64A1 Velocity NOS"/>
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