ITEM NAME:Ls Valve Spring Compressor Tool 4.8 5.3 5.7 6.0 6.2 Ls1 Ls2 Ls3 Ls6 For Che Z5Y5 Ls Valve Spring Compressor Tool 4.8 5.3 5.7 6.0 6.2 Ls1 Ls2 Ls3 Ls6 For Che Z5Y5 Type:Valve Spring Compressor Weight:380g The tool is designed for use with or without a head on the engine. You can use pneumatic air fittings to place compressed air into the cylinder to keep the valve closed during use. Additional hardware included!! Performance 4.8 5.3 5.7 6.0 LS1 LS2 LS3 valve spring compressor tool has extremely high grade high quality 10.9 bolts 12.9 studs and 12.9 nuts durable! Precision machining, our valve spring tools are an excellent alternative to higher price tools for good fit and durability. colour:Photo Color Material:metal Package Contents: 3* compressed film 4* bolt 2* screw 4* gasket.Type:Valve Spring Compressor. Precision machining, our valve spring tools are an excellent alternative to higher price tools for good fit and durability. The tool is designed for use with or without a head on the engine.