Description
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Head-on design speeds LS valve spring swaps with heads on the engine; ideal for cam/spring upgrades in shop or garage.
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Precision-machined 3/8" steel plates with 10.9/12.9-grade hardware for durability and repeatable compression.
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Clear “TOP” orientation mark on the T-plate for fast, mistake-free setup.
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Works with standard air-hold method (14 mm & 18 mm spark plug threads) to keep valves seated during service (air hose not included).
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Wide LS coverage: 4.8/5.3/5.7/6.0/6.2 L—popular on Camaro, Corvette, Silverado/Sierra, Tahoe/Suburban, CTS-V, GTO.
Fitment Chart
Make Model Engine Years Chevrolet Camaro 5.7 L LS1 1998–2002 Chevrolet Camaro SS 6.2 L LS3 2010–2015 (LS-based) Chevrolet Corvette 5.7 L LS1/LS6 1997–2004 (incl. Z06 LS6) Chevrolet Corvette 6.0 L LS2 / 6.2 L LS3 2005–2013 Chevrolet Silverado 1500 4.8 L / 5.3 L / 6.0 L (LS-based) 1999–2013 GMC Sierra 1500 4.8 L / 5.3 L / 6.0 L (LS-based) 1999–2013 Chevrolet Tahoe 4.8 L / 5.3 L (LS-based) 2000–2014 Chevrolet Suburban 5.3 L / 6.0 L (LS-based) 2000–2014 Pontiac GTO 5.7 L LS1 / 6.0 L LS2 2004–2006 Pontiac G8 GT 6.0 L L76 (LS-based) 2008–2009 Cadillac CTS-V (Gen 1) 5.7 L LS6 / 6.0 L LS2 2004–2007 Pontiac Firebird/Trans Am 5.7 L LS1 1998–2002 Note: Tool is engine-platform dependent; verify cylinder head is LS-family before purchase.
Upgrade your LS valve spring jobs with the Oni Tools LS Valve Spring Compressor 67605. Built from precision-cut 3/8" steel and high-strength 10.9/12.9 hardware, this head-on, pedestal-mount tool lets you compress and swap springs without removing the cylinder heads—perfect for cam installs and spring refreshes. A clearly marked “TOP” T-plate streamlines setup and reduces errors. Use with a standard air-hold hose (14 mm/18 mm spark-plug threads) to keep valves closed while you work. Engineered for GM LS platforms including 4.8, 5.3, 5.7, 6.0, and 6.2 L applications found on Camaro, Corvette, Silverado/Sierra, Tahoe/Suburban, CTS-V, and Pontiac GTO. Professional techs and DIY LS builders alike will appreciate the rigid construction, smooth operation, and broad compatibility that make Oni Tools a reliable choice for repeat service work.
