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Katech C5-R Timing Chain KAT-7636 | Heavy-Duty Race-Proven Chain | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LM7 LQ4 LT1 Gen III IV & V Engines | Premium Upgrade for Performance Builds in Saudi Arabia Katech C5-R Timing Chain KAT-7636 | Heavy-Duty Race-Proven Chain | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LM7 LQ4 LT1 Gen III IV & V Engines | Premium Upgrade for Performance Builds in Saudi Arabia Katech C5-R Timing Chain KAT-7636 | Heavy-Duty Race-Proven Chain | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LM7 LQ4 LT1 Gen III IV & V Engines | Premium Upgrade for Performance Builds in Saudi Arabia Katech C5-R Timing Chain KAT-7636 | Heavy-Duty Race-Proven Chain | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LM7 LQ4 LT1 Gen III IV & V Engines | Premium Upgrade for Performance Builds in Saudi Arabia Katech C5-R Timing Chain KAT-7636 | Heavy-Duty Race-Proven Chain | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LM7 LQ4 LT1 Gen III IV & V Engines | Premium Upgrade for Performance Builds in Saudi Arabia

Katech C5-R Timing Chain KAT-7636 | Heavy-Duty Race-Proven Chain | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LM7 LQ4 LT1 Gen III IV & V Engines | Premium Upgrade for Performance Builds

SAR 1,040
Weight
454 g
– 1 +

Special Features

  • Proven C5-R Racing Chain Design: Built using Katech's endurance-race-tested engineering to minimize stretch and maintain precise valve timing in high-RPM and high-load LS engine applications.
  • Fits a Wide Range of LS Engines: Compatible with LS1, LS2, LS3, LS6, LM7, LQ4, LT1, and 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, and 7.0L Gen 3/4/5 platforms, offering broad versatility for street, towing, and performance builds.
  • Enhanced Durability & Wear Resistance: Premium metallurgy, improved link design, and tight manufacturing tolerances reduce chain stretch and deliver stable performance even in engines running aggressive cams or increased spring pressure.
  • Ideal for Stock or High-Performance Builds: Suitable for daily-driven vehicles, boosted applications, road-race setups, and high-RPM drag builds requiring consistent, long-term timing stability and reliability.
  • Direct-Fit Replacement for LS Engines: Installs with standard LS sprockets and guides, providing a seamless upgrade over factory timing chains without requiring custom modifications.

Description

The Katech C5-R Timing Chain (KAT-7636) is one of the most respected and proven high-strength timing chains in the LS performance world, originally developed for the Corvette C5-R endurance racing program. This chain provides exceptional durability, reduced stretch, and superior valve-train stability across high-RPM, boosted, or aggressive camshaft applications. Engineered for long service life under extreme conditions, the C5-R chain is compatible with a wide range of LS engines—including LS1, LS2, LS3, LS6, LM7, LQ4, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, and 7.0L Gen 3/4/5 builds. Whether refreshing a daily driver, upgrading a street/strip setup, or assembling a competitive racing engine, the C5-R chain delivers premium reliability and precise valve timing control.

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