Product Description Specifications This heat-treated, pre-stretched, double roller timing chain replaces the chain for our 3110KT, 3110KT-5, 3110KT-10, 3125KT and 3121KT adjustable timing sets as well as our 3110-5, 3110-10 and 3120 Hi-Tech timing sets. Category: Engine Components>Timing Chains Core: N LTL: N MPN: 3038CPG Proposition 65: Y Special Order: Y