https://valveseatcutter.com Wed, 22 Apr 2026 17:27:40 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://valveseatcutter.com/2025/04/13/neway-230-valve-seat-cutter-1-14-31-8-mm-30x45-deg/ https://valveseatcutter.com/2025/04/13/neway-230-valve-seat-cutter-1-14-31-8-mm-30x45-deg/#comments Sun, 13 Apr 2025 22:40:11 +0000 https://valveseatcutter.com/2025/04/13/neway-230-valve-seat-cutter-1-14-31-8-mm-30x45-deg/ Continue Reading →]]>


Neway 230 Valve Seat Cutter 1-1/4 (31.8 mm) 30×45 deg. Valve Seat Cutting with Neway Valve seat reconditioning is simple, accurate, and clean with Neway’s carbide-bladed cutters. Neway’s user-friendly valve seat cutters allow you to precisely machine a multi-angle valve seat in a matter of minutes. Tungsten carbide leaves a perfectly flat, machined surface, ideal for optimal sealing efficiency and heat transfer. Part Number CU230 Name Standard Series Valve Seat Cutter 31.8mm 30×45 deg. Diameter 31.8mm Side A Angle 30° Blade Count 3 Blade Part TC250 Operating Range Minimum 29mm Operating Range Maximum 35mm Blade Adjustment Minimum 16.5mm Blade Adjustment Maximum 36.8mm. Blades extend beyond cutter body, even when adjusted to innermost position. Side B Angle 45° Blade Count 3 Blade Part TC250 Operating Range Minimum 28.5mm Operating Range Maximum 37mm Blade Adjustment Minimum 18.4mm Blade Adjustment Maximum 36.8mm. Neway 230 Valve Seat Cutter 1-1/4 (31.8 mm) 30×45 deg Valve Seat Cutting with Neway Valve seat reconditioning is simple, accurate, and clean with Neway’s carbide-bladed cutters. Name Standard Series Valve Seat Cutter 31.8mm 30×45 deg. Operating Range Minimum 29mm Operating Range Maximum 35mm Blade Adjustment Minimum 16.5mm Blade Adjustment Maximum 36.8mm Blades extend beyond cutter body, even when adjusted to innermost position. Operating Range Minimum 28.5mm Operating Range Maximum 37mm Blade Adjustment Minimum 18.4mm B. Neway 270 Valve Seat Cutter 1-1/4 (31.8 mm) 60 deg. Neway 205 Valve Seat Cutter 1-1/2 (38 mm) 60 deg. Neway 666 Valve Seat Cutter 2-1/4 (57.2mm) 15 x 60 deg. Neway 111 Valve Seat Cutter 1.0 25.4mm 60 deg Motorcycle. Neway 122 Valve Seat Cutter 1.0 25.4mm 45 deg Motorcycle. Neway CU220 Valve Seat Cutter 1-1/4 – 20° x 45°. Neway Valve Seat Cutter 1-1/8 – 60° CU269. Neway Valve Seat Cutter 1-1/8 – 30° x 45° CU274.

]]> https://valveseatcutter.com/2025/04/13/neway-230-valve-seat-cutter-1-14-31-8-mm-30x45-deg/feed/ 0 https://valveseatcutter.com/2021/02/25/neway-2-valve-seat-cutter-50-8mm-30x45-degrees-top-pilots-375-55-blade-cu660-2/ https://valveseatcutter.com/2021/02/25/neway-2-valve-seat-cutter-50-8mm-30x45-degrees-top-pilots-375-55-blade-cu660-2/#comments Thu, 25 Feb 2021 10:50:26 +0000 http://valveseatcutter.com/2021/02/25/neway-2-valve-seat-cutter-50-8mm-30x45-degrees-top-pilots-375-55-blade-cu660-2/ Continue Reading →]]>








Couple of nicks in the blades. Please see pics for detail condition. Name Standard Series Valve Seat Cutter 50.8mm 30×45 deg. Operating Range Minimum 47.5mm. Blade Adjustment Minimum 26.7mm. Blade Adjustment Maximum 59.8mm. Blade Adjustment Minimum 31.8mm. Blade Adjustment Maximum 59.1mm. The item “Neway 2 Valve Seat Cutter 50.8mm 30×45 degrees top Pilots. 375 5/5 blade cu660″ is in sale since Tuesday, February 23, 2021. This item is in the category “eBay Motors\Automotive Tools & Supplies\Hand Tools\Hand Tool Parts & Accessories”. The seller is “vw_sale” and is located in Concord, California. This item can be shipped to United States, Canada.

• Manufacturer Part Number: 660
• Brand: NEWAY
• Country/Region of Manufacture: United States
• UPC: Does not apply

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Couple of nicks in the blades. Please see pics for detail condition. Name Standard Series Valve Seat Cutter 50.8mm 30×45 deg. Operating Range Minimum 47.5mm. Blade Adjustment Minimum 26.7mm. Blade Adjustment Maximum 59.8mm. Blade Adjustment Minimum 31.8mm. Blade Adjustment Maximum 59.1mm. The item “Neway 2 Valve Seat Cutter 50.8mm 30×45 degrees top Pilots. 375 5/5 blade cu660″ is in sale since Saturday, February 20, 2021. This item is in the category “eBay Motors\Automotive Tools & Supplies\Hand Tools\Hand Tool Parts & Accessories”. The seller is “vw_sale” and is located in Concord, California. This item can be shipped to United States, Canada.

• Manufacturer Part Number: 660
• Brand: NEWAY
• Country/Region of Manufacture: United States
• UPC: Does not apply

]]> https://valveseatcutter.com/2021/02/20/neway-2-valve-seat-cutter-50-8mm-30x45-degrees-top-pilots-375-55-blade-cu660/feed/ 0 https://valveseatcutter.com/2019/11/04/neway-274-valve-seat-cutter-1-18-28-6mm-30x45-deg-2/ https://valveseatcutter.com/2019/11/04/neway-274-valve-seat-cutter-1-18-28-6mm-30x45-deg-2/#comments Mon, 04 Nov 2019 05:12:35 +0000 http://valveseatcutter.com/2019/11/04/neway-274-valve-seat-cutter-1-18-28-6mm-30x45-deg-2/ Continue Reading →]]>


Neway 274 Valve Seat Cutter 1-1/8 (28.6mm) 30×45 deg. CU274 Neway Valve Seat Cutter – 1.125/28.6mm – 30° x 45°. Part Number CU274 Name Neway Valve Seat Cutter – 1.125/28.6mm – 30° x 45° Diameter 1.125/28.6mm Angle 30° x 45° Pilot Type Required. 375″ Top Size – 140, 150 or 200 Series Pilots Side A Angle 30° Blade Count 3 Blade Type TC250 Operating Range Minimum 29mm / 1.14″ Operating Range Maximum 33.5mm / 1.31″ Side B Angle 45° Blade Count 3 Blade Type TC250 Operating Range Minimum 28.5mm / 1.12″ Operating Range Maximum 35mm / 1.38. The item “Neway 274 Valve Seat Cutter 1-1/8 (28.6mm) 30×45 deg” is in sale since Tuesday, January 29, 2019. This item is in the category “Vehicle Parts & Accessories\Automotive Tools & Supplies\Hand Tools\Precision & Measuring Tools”. The seller is “davethetools” and is located in Pulborough, West Sussex. This item can be shipped worldwide.

• Brand: Neway
• Manufacturer Part Number: Does Not Apply
• Country/Region of Manufacture: United States
• UPC: Does not apply

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Neway 234 Carbide Valve Seat Cutter 1/1-2 (38mm) 30×45 deg. This double sided cutter has three carbide blades/ side and angles of 30 x 45 Deg. Dependent on access within the combustion chamber this cutter will have a size range of approx +- 4mm. The centre hub is suitable for use with a standard series pilot 0.375 in diameter. Please see our other Neway listing for suitable pilots. The item “Neway 234 Valve Seat Cutter 1/1-2 (38mm) 30×45 deg” is in sale since Tuesday, September 12, 2017. This item is in the category “Home & Garden\Tools & Workshop Equipment\Hand Tools\Other Hand Tools”. The seller is “davethetools” and is located in Pulborough, West Sussex. This item can be shipped worldwide.

• MPN: Does Not Apply
• Brand: Neway
• Country/Region of Manufacture: United States
• UPC: Does not apply

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Neway 230 Carbide Valve Seat Cutter 1-1/4 (31.8mm) 30×45 deg. Side A Angle 30° Blade Count 3 Blade Part TC250 Operating Range Minimum 29mm Operating Range Maximum 35mm Blade Adjustment Minimum 16.5mm Blade Adjustment Maximum 36.8mm Blades extend beyond cutter body, even when adjusted to innermost position. Side B Angle 45° Blade Count 3 Blade Part TC250 Operating Range Minimum 28.5mm Operating Range Maximum 37mm Blade Adjustment Minimum 18.4mm Blade Adjustment Maximum 36.8mm. This double sided cutter has three carbide blades/ side and angles of 30 x 45 Deg. Dependent on access within the combustion chamber this cutter will have a size range of approx +- 4mm. The centre hub is suitable for use with a standard series pilot 0.375 in diameter. Please see our other Neway listing for suitable pilots. The item “Neway 230 Valve Seat Cutter 1-1/4 (31.8mm) 30×45 deg” is in sale since Wednesday, February 21, 2018. This item is in the category “Vehicle Parts & Accessories\Automotive Tools & Supplies\Hand Tools\Precision & Measuring Tools”. The seller is “davethetools” and is located in Pulborough, West Sussex. This item can be shipped worldwide.

• Modified Item: No
• Brand: Neway
• Non-Domestic Product: No
• Country/Region of Manufacture: United States
• Manufacturer Part Number: Does Not Apply
• Custom Bundle: No
• UPC: Does not apply

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Neway 274 Valve Seat Cutter 1-1/8 (28.6mm) 30×45 deg. CU274 Neway Valve Seat Cutter – 1.125/28.6mm – 30° x 45°. Part Number CU274 Name Neway Valve Seat Cutter – 1.125/28.6mm – 30° x 45° Diameter 1.125/28.6mm Angle 30° x 45° Pilot Type Required. 375″ Top Size – 140, 150 or 200 Series Pilots Side A Angle 30° Blade Count 3 Blade Type TC250 Operating Range Minimum 29mm / 1.14″ Operating Range Maximum 33.5mm / 1.31″ Side B Angle 45° Blade Count 3 Blade Type TC250 Operating Range Minimum 28.5mm / 1.12″ Operating Range Maximum 35mm / 1.38. The item “Neway 274 Valve Seat Cutter 1-1/8 (28.6mm) 30×45 deg” is in sale since Monday, January 28, 2019. This item is in the category “Vehicle Parts & Accessories\Garage Equipment & Tools\Hand Tools\Precision & Measuring Tools”. The seller is “davethetools” and is located in Pulborough, West Sussex. This item can be shipped worldwide.

• Country/Region of Manufacture: United States
• Manufacturer Part Number: Does Not Apply
• Brand: Neway

]]> https://valveseatcutter.com/2019/02/28/neway-274-valve-seat-cutter-1-18-28-6mm-30x45-deg/feed/ 0 https://valveseatcutter.com/2019/02/17/neway-valve-seat-cutter-601-1-732-to-1-12-dia-30x45-degree-seat-angles/ https://valveseatcutter.com/2019/02/17/neway-valve-seat-cutter-601-1-732-to-1-12-dia-30x45-degree-seat-angles/#comments Mon, 18 Feb 2019 03:42:54 +0000 http://valveseatcutter.com/2019/02/17/neway-valve-seat-cutter-601-1-732-to-1-12-dia-30x45-degree-seat-angles/ Continue Reading →]]>



READY TO GO TO WORK. I USED A PISTOL GRIP 1/2 ” CAPACITY TO DRIVE A 1/2″ DEEP SOCKET WITH THESE CUTTERS SLOWLY, TO CUT MOST VALVE SEATS IN 2-3 REVOLUTIONS, VERY QUICK AND EASY. The item “NEWAY VALVE SEAT CUTTER 601, 1-7/32 TO. 1-1/2 DIA. , 30X45 DEGREE SEAT ANGLES” is in sale since Thursday, February 7, 2019. This item is in the category “eBay Motors\Automotive Tools & Supplies\Shop Equipment & Supplies\Other Shop Equipment”. The seller is “codmac” and is located in Ithaca, New York. This item can be shipped worldwide.

• Manufacturer Part Number: Does Not Apply
• Brand: NEWAY
• Country/Region of Manufacture: United States
• Type: 601

]]> https://valveseatcutter.com/2019/02/17/neway-valve-seat-cutter-601-1-732-to-1-12-dia-30x45-degree-seat-angles/feed/ 0 https://valveseatcutter.com/2019/02/05/neway-612-valve-seat-cutter-138-30x45-deg-expnd-to-about-1-58-diameter/ https://valveseatcutter.com/2019/02/05/neway-612-valve-seat-cutter-138-30x45-deg-expnd-to-about-1-58-diameter/#comments Tue, 05 Feb 2019 11:08:36 +0000 http://valveseatcutter.com/2019/02/05/neway-612-valve-seat-cutter-138-30x45-deg-expnd-to-about-1-58-diameter/ Continue Reading →]]>



THIS IS FROM MY MACHINE SHOP, IT IS READY TO USE. I DROVE THESE CUTTERS WITH A 1/2″ CAPACITY PISTOL GRIP ELECTRIC DRILL, WITH A 1/2″ DEEP SOCKET, MAYBE 2-3 TURNS AT VERY LOW SPEED AND LIGHT PRESSURE TYPICALLY FINISHED A VALVE SEAT. THESE RUN ON A 3/8 TOP DIAMETER PILOT. YOU DON’T NEED A FANCY DRIVER AND THE DRILL DOES A BETTER, QUICKER JOB. (WELL, MAYBE THE SMALLER ONES ON THE GARDEN TRACTOR). The item “Neway 612 Valve Seat Cutter 1/3/8 30×45 deg EXPND TO ABOUT 1-5/8 DIAMETER” is in sale since Friday, February 1, 2019. This item is in the category “eBay Motors\Automotive Tools & Supplies\Hand Tools\Precision & Measuring Tools”. The seller is “codmac” and is located in Ithaca, New York. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica.

• Country/Region of Manufacture: United States
• Manufacturer Part Number: Does Not Apply
• Brand: Neway

]]> https://valveseatcutter.com/2019/02/05/neway-612-valve-seat-cutter-138-30x45-deg-expnd-to-about-1-58-diameter/feed/ 0 https://valveseatcutter.com/2019/02/03/1-neway-234-valve-seat-cutter-carbide-30x45-1-5dia-adj-to-approximately-1-82/ https://valveseatcutter.com/2019/02/03/1-neway-234-valve-seat-cutter-carbide-30x45-1-5dia-adj-to-approximately-1-82/#comments Sun, 03 Feb 2019 22:24:41 +0000 http://valveseatcutter.com/2019/02/03/1-neway-234-valve-seat-cutter-carbide-30x45-1-5dia-adj-to-approximately-1-82/ Continue Reading →]]>



FROM MY MACHINE SHOP. I DROVE THESE CUTTERS WITH A 1/2 PISTOL GRIP VARIABLE SPEED ELECTRIC DRILL AND FINISHED A SEAT WITH 2-3 COMPLETE REVOLUTIONS OF THE CUTTER, THESE CUTTERS WORK FAST. I RETIRED YEARS AGO AND FINALLY ACCEPT I’M NOT GOING TO NEED THIS AGAIN. RUNS ON A 30 TOP PILOT. The item “1 Neway 234 Valve seat cutter carbide 30X45, 1.5DIA ADJ. TO APPROXIMATELY 1.82″ is in sale since Friday, February 1, 2019. This item is in the category “eBay Motors\Automotive Tools & Supplies\Hand Tools\Cutting Tools”. The seller is “codmac” and is located in Ithaca, New York. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion.

• Type: Valve Seat Cutter
• Brand: Neway
• Manufacturer Part Number: 234
• Set or Single Item: Single Item
• Number of Pieces: 1
• Country/Region of Manufacture: United States

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