--- product_id: 311906598 title: "NOVAPARTS Nova Parts Sales Set of 16 Valve Stem Seals for GM Buick Chevrolet GMC Cadillac Hummer Pontiac Saturn 3.5L 3.9L 4.8L 5.3L 5.7L 6.0L 6.2L 7.0L 12482063" brand: "novaparts" price: "€ 47.94" currency: EUR in_stock: true reviews_count: 1 category: "Novaparts" url: https://www.desertcart.hr/products/311906598-novaparts-nova-parts-sales-set-of-16-valve-stem-seals store_origin: HR region: Croatia --- # Top hat retainer design for durability Fits 3.5L to 7.0L GM LS engines Set of 16 precision Viton seals NOVAPARTS Nova Parts Sales Set of 16 Valve Stem Seals for GM Buick Chevrolet GMC Cadillac Hummer Pontiac Saturn 3.5L 3.9L 4.8L 5.3L 5.7L 6.0L 6.2L 7.0L 12482063 **Brand:** novaparts **Price:** € 47.94 **Availability:** βœ… In Stock ## Summary > πŸš— Seal the deal with precision power and keep your GM engine running like a boss! ## Quick Answers - **What is this?** NOVAPARTS Nova Parts Sales Set of 16 Valve Stem Seals for GM Buick Chevrolet GMC Cadillac Hummer Pontiac Saturn 3.5L 3.9L 4.8L 5.3L 5.7L 6.0L 6.2L 7.0L 12482063 by novaparts - **How much does it cost?** € 47.94 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/311906598-novaparts-nova-parts-sales-set-of-16-valve-stem-seals) ## Best For - novaparts enthusiasts ## Why This Product - Trusted novaparts brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Precision Fitment:** .313" valve stem & .500" guide boss machining ensures OEM-level sealing performance - β€’ **Wide GM Compatibility:** Fits popular GM brands & LS engines from 3.5L up to 7.0L β€” Buick, Chevy, Cadillac & more - β€’ **Durable Top Hat Design:** Retainer sits under valve spring for enhanced seal retention and longevity - β€’ **Trusted Quality & Performance:** Ranked #13 in Car Engine Valve Seals with 4.3-star rating β€” upgrade your engine’s reliability now - β€’ **Complete Engine Valve Seal Kit:** 16 high-grade Viton seals (8 intake + 8 exhaust) for full engine refresh ## Overview Nova Parts offers a set of 16 premium Viton valve stem seals engineered for GM LS-series engines ranging from 3.5L to 7.0L. Featuring a durable top hat retainer design and precision machining, these seals ensure optimal oil control and engine longevity across Buick, Chevrolet, Cadillac, GMC, Hummer, Pontiac, and Saturn models. Trusted by professionals and ranked among the top valve seals, this kit is your go-to for a reliable engine rebuild or maintenance upgrade. ## Description Application: 2008 BUICK ALLURE 2008-2009 BUICK LACROSSE 2004-2007 BUICK RAINIER 2004-2015 CADILLAC CTS 2002-2014 CADILLAC ESCALADE 2007-2013 CHEVY AVALANCHE 2002-2006 CHEVY AVALANCHE 1500 2001-2015 CHEVY CAMARO 2011-2015 CHEVY CAPRICE 2010-2012 CHEVY COLORADO 2001-2013 CHEVY CORVETTE 2003-2012 CHEVY EXPRESS 1500 2003-2016 CHEVY EXPRESS 2500 2003-2016 CHEVY EXPRESS 3500 2010-2016 CHEVY EXPRESS 4500 2006-2009 CHEVY IMPALA 2007 CHEVY MONTE CARLO 2001-2012 CHEVY SILVERADO 1500 2007 CHEVY SILVERADO 1500 CLASSIC 2001-2016 CHEVY SILVERADO 2500 2001-2016 CHEVY SILVERADO 3500 2003-2006 CHEVY SSR 2002-2014 CHEVY SUBURBAN 1500 2002-2011 CHEVY SUBURBAN 2500 2001-2014 CHEVY TAHOE 2003-2009 CHEVY TRAILBLAZER 2005-2006 CHEVY W3500 TILTMASTER 2003-2007 CHEVY W4500 TILTMASTER 2009-2012 GMC CANYON 2004-2009 GMC ENVOY 2003-2013 GMC SAVANA 1500 2003-2016 GMC SAVANA 2500 2005-2016 GMC SAVANA 3500 2010-2016 GMC SAVANA 4500 2001-2013 GMC SIERRA 1500 2007 GMC SIERRA 1500 CLASSIC 2001-2016 GMC SIERRA 2500 2001-2016 GMC SIERRA 3500 2004-2007 GMC W3500 FORWARD 2003-2007 GMC W4500 FORWARD 2001-2014 GMC YUKON 2001-2014 GMC YUKON XL 1500 2001-2013 GMC YUKON XL 2500 2003-2009 HUMMER H2 2008-2010 HUMMER H3 2009-2010 HUMMER H3T 2003-2005 ISUZU ASCENDER 2007 ISUZU NPR 2007 ISUZU NPR-HD 2001 PONTIAC FIREBIRD 2008 PONTIAC G8 2006-2007 PONTIAC GRAND PRIX 2004-2006 PONTIAC GTO 2007-2009 SAAB 9-7X Review: I’m in the process of using them now but I’m afraid it’s too small for the aluminum heads valve guides made in China any body have them installed ## Features - Set of 16 Engine Valve Stem Oil Seals for GM Buick Chevrolet GMC Cadillac Hummer Pontiac Saturn - Part No.: 12482063 - This product is a Set of 16 VITON valve seals (8 intake and 8 exhaust) to fit any of the following: GM - LS1, LS2, LS4, LS6, LQ4, LQ9, LM7, L59, LR4, LM4, L33, L76, L77, LY2, L20, LY5, LMG, LMF, LY6, L96, LH6, LC9, LH8 and LH9 - Full set of (16) High Grade Viton Valve Seals. These valve seals fit the LS (4.8L, 5.3L, 5.7L, 6.0L, 6.2L & 7.0L GM) engines with .313" (8 mm) stem valves and guide boss machined to .500". These are the design with the retainer that sits under the valve spring, aka "top hat" design. Fits all LS engines with single valve springs. - Please Check the Fitment before Buying ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08D639DZX | | ASIN | B08D639DZX | | Best Sellers Rank | #94,735 in Automotive ( See Top 100 in Automotive ) #13 in Car Engine Valve Seals | | Brand Name | NOVAPARTS | | Customer Reviews | 4.3 4.3 out of 5 stars (23) | | Customer reviews | 4.3 4.3 out of 5 stars (23) | | Date First Available | 27 July 2020 | | Exterior Finish | Machined | | Inlet Connection Size | 0.31 Inches | | Inlet Connection Type | Socket Weld | | Is Discontinued By Manufacturer | No | | Item Weight | 0.1 Kilograms | | Item model number | 12482063 | | Manufacturer | Yupin Auto Parts Co.; Ltd. | | Manufacturer | Yupin Auto Parts Co.; Ltd. | | Material Type | Viton | | Model Number | 12482063 | | Number of Ports | 32 | | Outlet Connection Size | 0.31 Inches | | Outlet Connection Type | Threaded | | Package Dimensions | 16.3 x 10.1 x 3 cm; 100 g | | Unit Count | 16.0 Count | | Valve Type | Engine Valve | ## Product Details - **Brand:** NOVAPARTS - **Exterior finish:** Machined - **Inlet connection size:** 0.31 Inches - **Inlet connection type:** Socket Weld - **Material:** Viton ## Images ![NOVAPARTS Nova Parts Sales Set of 16 Valve Stem Seals for GM Buick Chevrolet GMC Cadillac Hummer Pontiac Saturn 3.5L 3.9L 4.8L 5.3L 5.7L 6.0L 6.2L 7.0L 12482063 - Image 1](https://m.media-amazon.com/images/I/811vISGUVsL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐ Review *by W***O on 27 July 2025* I’m in the process of using them now but I’m afraid it’s too small for the aluminum heads valve guides made in China any body have them installed --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/311906598-novaparts-nova-parts-sales-set-of-16-valve-stem-seals](https://www.desertcart.hr/products/311906598-novaparts-nova-parts-sales-set-of-16-valve-stem-seals) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-09-17*