AtlanticSpeed call 1-803-548-6991 for quick and easy credit card payments Mon-Fri 10:00AM to 4:30 PM EST. "Over 25 Years of  Selling Top Quality Parts at Discount Pricing & Top Rated Service" FEEDBACK COMPARE US TO ANY SELLER CONTACT US PAYMENTS SHIPPING & COMBINED SHIPPING RETURNS ABOUT US SEARCH BY PARTS FOR YOUR ENGINE   The World Leader In Automotive Valve Train Technology FREE AtlanticSpeed  COMP Cams / ZEX / FAST TEE SHIRT!!! COMP Cams K12-676-4 Small Block Chevy Cam K-Kit XTREME ENERGY XS 268 S Mechanical Flat Tappet Solid Camshaft Complete Kit   SOLID: Great for street machines, largest cam for stock converter.    K KIT INCLUDES: 12-676-4 CAMSHAFT 813-16 LIFTERS 2100 TIMING CHAIN SET 986-16 Valve Springs 740-16 Retainers 611-16 Valve Locks 503-16 Valve Seals Instructions Assembly Lube Decals   Xtreme Energy Camshafts Benefits: • Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve • More vacuum allows a step up in duration for greater performance • Best seller; Excellent all around performance in street carbureted applications Important Considerations: • Work best with COMP Cams® roller rockers and matched valve springs • Require other performance parts (intake manifold, headers, etc.) for best performance Camshaft Specs: PART NUMBER   Valve Setting RPM Range  Cam Grind Number Duration Valve Lift @ 1.5:1 Lobe Sep. Angle Int. Ext. Adv. @.050" In. Ex. In. Ex. In. Ex. 12-676-4 .016 .016 1600-6000 XS269S 268 274 230 236  .488  .501  110   We carry a full line of COMP Cams Performance Parts in our eBay Store. If you don't see the item your looking for, email us and we'll be glad to list it on eBay.