Anti-Polishing Rings (APR) Explained APR stands for anti-polishing ring. Other terms for anti-polishing rings include carbon scraper ring, piston cleaning ring, and bore polishing ring. Whichever term you use, it refers to a newer development in Cummins ISX engines where a cylinder liner will have an anti-bore at its top that holds a ring insert. Anti-polishing ring marine A ring installed in the upper end of the cylinder in order to remove deposits from the piston top land and ensure proper cylinder function, no bore polishing, stable lube oil consumption and low wear of the liner.
AntiPolishing Rings (APR) Explained
"APR" stands for "anti-polishing ring." Other terms for anti-polishing rings include "carbon scraper ring," "piston cleaning ring," and "bore polishing ring." Whichever term you use, it refers to a newer development in Cummins ISX engines where a cylinder liner will have an anti-bore at its top that holds a ring insert. Shop APR Rings & Liners at HHP!https://highwayandheavyparts.com/search.html?q=apr&go=GoAPR Rings & Liners are a great solution for your diesel engine to slow. What is the Purpose of APRs in my Diesel Engine? Wondering why anti-polish rings might be beneficial to your engine? Well, the APR liner is designed to knock the carbon off of the piston. EGR engines put exhaust gas back into the intake side of the engine. Cummins ISX Anti-Polishing Ring Piston Removal and Replacement By Fred • Posted in Knowledge Base, Diesel Tools, Products Guide to Cummins ISX Anti-polishing Ring piston removal and replacement If you have worked on a Cummins ISX engine you will have figured out it is impossible to insert a piston with rings from the top of the liner.
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What Do Anti-Polish Rings Do? Just why are anti-polish rings so great for your diesel engine? In short, the APR liner is designed to knock carbon off the piston. There is a type of piston ring that actually fits into the upper part of the cylinder liner itself. This unique type of piston ring is known as an "anti-polishing" ring. In diesel engines, a small gap is formed between the outside diameter of the top of a piston (above the 1st compression ring), and the inside diameter of the cylinder liner. The anti-polishing ring is a removable carbon scraper ring that installs in a counterbore machined into the top of the cylinder liner. The anti-polishing ring overhangs the cylinder liner bore and continuously scrapes carbon from the piston top land area. Anti-polishing ring The upgrade process involves dismantling and reassembling the piston assembly and the cylinder liners and dismantling the external lube-oil circuit.
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in the kit, by mounting the ring ABP. The replacement of the segments to be performed simultaneously. Depending on your installation, piston head machining or replacement will be required when mounting the ABP. Over 200 Pielstick engines are equiped with anti-bore polishing ring. Feedback from using ABP - 22% reduction of the liner attrition Anti-polishing ring; The upgrade process involves dismantling and reassembling the piston assembly and the cylinder liners and dismantling the external lube-oil circuit. The optimal time to perform the upgrade is during a major engine overhaul, for example at 48,000 hours. Benefits.
$24486 Alternative to Cummins OEM 5299448, 5299447 and 5299339. Our kit includes a piston ring compressor adaptor (5299339) and anti-polishing ring removal snap rings (5299447). Works on Cummins ISX 15 & QSX 15 diesel engines with a 5.4" bore and Caterpillar 3400, C15. The anti-polishing ring serves to remove these deposits from the top of the piston. Along with reducing cylinder liner wear, anti-polishing rings also help cut hydrocarbon emissions. Cold weather impact in tire inflation. Having the correct tire inflation can be a tricky business. Over inflating a tire dramatically reduces its contact patch.
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Cummins ISX 15 & QSX 15 Anti Polishing Ring Kit Kit includes Piston Ring Compressor Adaptor (5299339) and Anti-Polishing Ring Removal Snap Ri. View full details Original price $398.73 - Original price $398.73 Original price. $398.73 $398.73 - $398.73. Current price $398.. The Cummins Antipolishing Ring 3689871 is used primarily on Euro III 15 liter ISX/QSX engines. Specifications. Shipment Height. 6.6 In. Shipment Length. 6.6 In. Shipment Width. 1.1 In. Warranty. Warranty for Cummins New and Recon parts purchased on shop.cummins.com is 1 year/100,000 miles (160,934 kms) from the invoice date. Exceptions apply.
