✅Description: This kit is compatible with all GM Gen 3, Gen 4, and Gen 5 LS & LT Engines. SPF cam retainer and bolt kits uses black-oxide alloy steel bolt that are corrosion resistant. These black-oxide bolts are made from alloy steel, these screws are nearly twice as strong as stainless steel flat head screws. They're angled under the head to sit flush within countersunk holes.
✅Enhance Performance. Easy Installation. High Reliability.