{"product_id":"autool-hts558-walnut-shell-intake-carbon-cleaner","title":"AUTOOL HTS558 Walnut-Shell Engine Intake Carbon Cleaning Machine","description":"\u003cp\u003e\u003cstrong\u003eThe AUTOOL HTS558 is a walnut-shell abrasive cleaning machine designed for carbon deposits in engine intake passages and on the back side of intake valves.\u003c\/strong\u003e It uses an external compressed-air supply to propel abrasive media and a vacuum system to recover media through the recycle hose. This is workshop equipment that requires engine disassembly and careful adherence to the vehicle manufacturer’s service procedure.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDesigned for intake-pipe and intake-valve carbon cleaning\u003c\/li\u003e\n\u003cli\u003eExternal compressed-air operation\u003c\/li\u003e\n\u003cli\u003eVacuum-assisted abrasive recovery through a recycle hose\u003c\/li\u003e\n\u003cli\u003eBuilt-in dust-filter description supplied by the manufacturer\u003c\/li\u003e\n\u003cli\u003eTwo spray guns listed in the package contents\u003c\/li\u003e\n\u003cli\u003eGoggles and recycle hose listed in the package contents\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand: AUTOOL\u003c\/li\u003e\n\u003cli\u003eModel: HTS558\u003c\/li\u003e\n\u003cli\u003eProduct type: Walnut-shell engine intake carbon cleaning machine\u003c\/li\u003e\n\u003cli\u003eCapacity: 13 L\u003c\/li\u003e\n\u003cli\u003eAir flow: Less than 300 L\/min\u003c\/li\u003e\n\u003cli\u003eVacuum suction listed: 0.02 MPa\u003c\/li\u003e\n\u003cli\u003eRequired abrasive size: 0.4-0.8 mm walnut shell media\u003c\/li\u003e\n\u003cli\u003eRated frequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003eVoltage options listed: 110V and 220V\u003c\/li\u003e\n\u003cli\u003eApproximate dimensions: 63 cm long x 44 cm wide x 44 cm high\u003c\/li\u003e\n\u003cli\u003eOrigin listed: Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRequired Equipment\u003c\/h2\u003e\u003cp\u003eA high-pressure air pump is required and is not included. The source recommends air pressure above 0.7 MPa, or 7 bar\/102 PSI. Confirm that your compressor, hose, fittings, and selected machine voltage are suitable before operation.\u003c\/p\u003e\u003ch2\u003eIncluded Abrasive Media: Verify Before Ordering\u003c\/h2\u003e\u003cp\u003eThe source contains conflicting package information. One section lists two 1 kg walnut-grit packages, approximately 4.4 lb total, while another section says walnut powder is not included. Confirm the exact contents of the selected variant with the seller before purchase. If media is not included, obtain clean 0.4-0.8 mm walnut-shell abrasive locally.\u003c\/p\u003e\u003ch2\u003eTypical Operating Sequence\u003c\/h2\u003e\u003cp\u003eThe supplied instructions describe removing the intake manifold, closing the relevant intake valve, connecting the spray gun and recovery hose, connecting a suitable air pump, and cleaning one intake passage at a time. Engine-specific procedures vary. Use the vehicle service manual and qualified technician guidance rather than relying on a generic sequence.\u003c\/p\u003e\u003ch2\u003eImportant Safety Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFor trained automotive technicians or experienced users familiar with engine intake disassembly.\u003c\/li\u003e\n\u003cli\u003eSwitch off the engine, isolate the vehicle as appropriate, and follow the vehicle manufacturer’s service procedure before opening the intake system.\u003c\/li\u003e\n\u003cli\u003eMake sure the intake valve being cleaned is closed and prevent abrasive media from entering the cylinder.\u003c\/li\u003e\n\u003cli\u003eUse the supplied eye protection and suitable protection against walnut dust and carbon particles. Work in a well-ventilated area.\u003c\/li\u003e\n\u003cli\u003eKeep hands, clothing, hoses, and loose objects away from compressed-air outlets and moving equipment.\u003c\/li\u003e\n\u003cli\u003eDepressurize the air supply before disconnecting hoses or servicing the machine.\u003c\/li\u003e\n\u003cli\u003eCollect and inspect recovered media. Do not reuse contaminated abrasive without following the machine instructions.\u003c\/li\u003e\n\u003cli\u003eThoroughly remove residual abrasive and carbon before reassembly and starting the engine.\u003c\/li\u003e\n\u003cli\u003eWalnut material may be unsuitable for people with relevant nut allergies. Avoid skin and respiratory exposure to dust.\u003c\/li\u003e\n\u003cli\u003eDo not use the machine on injectors, throttle bodies, cylinders, or other components unless the applicable service instructions specifically permit it.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eClaims and Support Note\u003c\/h2\u003e\u003cp\u003eThe source lists a three-year warranty and describes the unit as an official-store product, but warranty coverage and seller authorization have not been independently verified here. Confirm warranty terms, service support, voltage, and package contents before ordering.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat does the HTS558 clean?\u003c\/h3\u003e\u003cp\u003eIt is described for engine intake passages and the back side of intake valves, using walnut-shell abrasive and vacuum recovery.\u003c\/p\u003e\u003ch3\u003eIs an air compressor included?\u003c\/h3\u003e\u003cp\u003eNo. A suitable external high-pressure air pump is required and is not included.\u003c\/p\u003e\u003ch3\u003eIs walnut-shell abrasive included?\u003c\/h3\u003e\u003cp\u003eThe source is inconsistent. One section lists two 1 kg packages, while another says the media is not included. Verify the selected variant before purchase.\u003c\/p\u003e\u003ch3\u003eWhat abrasive size is required?\u003c\/h3\u003e\u003cp\u003eThe listed walnut-shell media size is 0.4-0.8 mm.\u003c\/p\u003e\u003ch3\u003eDoes it work with 110V or 220V?\u003c\/h3\u003e\u003cp\u003eThe source lists both 110V and 220V. Select and verify the correct voltage for your electrical supply before connecting the machine.\u003c\/p\u003e\u003ch3\u003eIs this a general engine cleaner?\u003c\/h3\u003e\u003cp\u003eNo broad compatibility should be assumed. The source specifically describes intake-pipe and intake-valve carbon cleaning. Follow the vehicle service manual for any other component.\u003c\/p\u003e","brand":"Smart Supply Deals","offers":[{"title":"Germany","offer_id":46174376886316,"sku":"200007763:201336101","price":712.0,"currency_code":"USD","in_stock":true},{"title":"spain","offer_id":46174376919084,"sku":"200007763:201336104","price":712.0,"currency_code":"USD","in_stock":true},{"title":"United Arab Emirates","offer_id":46174376951852,"sku":"200007763:203124902","price":712.0,"currency_code":"USD","in_stock":true},{"title":"Russian Federation","offer_id":46174376984620,"sku":"200007763:201336103","price":712.0,"currency_code":"USD","in_stock":true},{"title":"Australia","offer_id":46174377017388,"sku":"200007763:201336099","price":712.0,"currency_code":"USD","in_stock":true},{"title":"United States","offer_id":46174377050156,"sku":"200007763:201336106","price":712.0,"currency_code":"USD","in_stock":true},{"title":"Poland","offer_id":46174377082924,"sku":"200007763:203372089","price":712.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/0954\/5772\/files\/S2a510426c4194af9ac1d2504f2dce6aaL.webp?v=1789672981","url":"https:\/\/smartsupplydeals.com\/products\/autool-hts558-walnut-shell-intake-carbon-cleaner","provider":"Smart Supply Deals","version":"1.0","type":"link"}