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Customer Rewards Program Cylinder Head U20 Restoration Products |
Partnumber: 2510 Datsun Roadster 2000 Oversize Race Quality Valves Set of 8 US MADE NOT IMPORTED These are not foreign valves purchased from SI sent to Phil Wyatt for whittling in Arizona Our sets running in cars for years! $230.00REW Oversize U20 Stainless Steel alloy Race Quality valve set. Our valves are not regular commercial, two piece design, which can fail at the head OUR valves were specifically designed by Manley Performance Products for us with Mark Degroff's recommendations who is a expert in engine rebuilding for 45 years Not from blanks or from another motor Intake on the left and Exhaust on the right. Swirl polished intake and exhaust valves, hard chrome stem through and through, NOT flash chrome. High flow head seat design, weight saving dished face, 50RC keeper groove & tip. Will not mushroom. Intake diameter 1.845 - Original Nissan 1.815 Exhaust diameter 1.460 - Original Nissan 1.420 NOTE: No new seats need to be installed with these valves. It may be a good idea to install new seats for the intake if they are brass or if the seats are worn. Hardened seat part numbers are: 1494 & 1820. IN STOCK Mark Degroff's Cylinder Head Service approved the drawings with a top valve manufacturer during the design process. Mark has been custom designing valves and has experience working with cylinder heads for 45 years Criteria for GUIDE clearances: INTAKE .0015 to .002 / EXHAUST .0025 TO .003 Be sure to check all clearances Our valves are not Repurposed valves and we can prove it! 1 per customer |
$245.00 |