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Ford Racing Catalogue Web

ENGINE COMPONENTS 302/351W FORD RACING “SPORTSMAN” SHORT TRACK CAST IRON CYLINDER HEAD M-6049-N351 Bare head (64cc chamber) The N351 Sportsman cylinder head has been INSTALLATION NOTES retooled and is now in stock and ready to ship. • Uses Fel-Pro® exhaust gasket Part No. 1427 Designed for Ford engines in NASCAR® Late • Requires M-6564-F351C or M-6564-F351 Model Stock Cars, IMCA®, WISSOTA®, UARA®, roller rocker arms with .150" offset intake and most other stock car sanctioning groups on push rod cup (not included) 351W engines. Developed by Ford Racing with • Unique header flange required the help of Robert Yates. • Check head bolt length, may require non- • Bare Head (64cc chamber) stock length head bolt • For use in NASCAR® Late Model Stock, WISSOTA,® IMCA,® DIRT,® and most other Parts to assemble M-6049-N351: stock car sanctioning groups on 351W engines M-6566-D351 Push rod guideplate • Machined for 2.02" intake and 1.60" exhaust (pkg. of 8) valve diameters M-6527-C311 Rocker arm studs • Intake and exhaust valves have been moved (pkg. of 16) .070" to unshroud the intake valve M-6505-A351 High-flow stainless • Valve angle changed from 20 degrees to steel intake valve • Intake port volume 200cc, exhaust port High-flow stainlessM-6507-A35110 degrees to further improve airflow volume 82cc (+/- 2cc nominal) steel intake valve • Thick deck and reinforced structure for M-6514-A50 Retainers (pkg. of 16) improved sealing, increased section thickness in critical areas and webbed rocker bosses for improved strength. Designed for stud mount rocker arms. Compatible with stock and Ford Racing intake M-9424-N302 • These heads use .708" reach taper seat spark plugs SUPER VICTOR JR® INTAKE MANIFOLDS FOR N351 CYLINDER HEADS M-9424-N302 8.2 deck 302 block M-9424-N351 9.2 deck 351 block • Developed in conjunction with Edelbrock® to optimize the runner orientation and alignment for the M-6049-N351 cast iron cylinder head • This special intake casting eliminates the need for welding and other expensive modifications to maximize the power levels of engines using the N351 head • Port matching is recommended M-9424-N302 shown VALVE PUSH ROD GUIDE PLATE M-6566-Z304D shown (SOLD IN PKG. OF 8) See page 81 for installation instructions. Use with mechanical cams, threaded stud, adjustable (non-rail) rocker arms and hardened push rods. May require modification for use with roller rocker arms. PART NUMBER CYLINDER HEAD PUSH ROD DIAMETER M-6566-D351 M-6049-N351/N352 .3125" M-6566-SCJ M-6049-SCJ/SCJA/SCJB .375" M-6566-Z304D M-6049-Z304D/Z304DA .3125" VALVE ROCKER ARM STUD (SOLD IN PKG. OF 16) Requires head to be tapped for threaded rocker arm stud. See page 81 for instructions. PART NUMBER APPLICATION DESCRIPTION M-6527-C311 302 BOSS/351C BOSS, 7/16" dia. shoulder with 7/16" dia. threads. a140 429/460 Wedge Mounting length is 1.850". For use with stud gir dles. NOTE: a140 Mounting length is from face of head to top of the stud. For important information about the proper usage of performance parts, please see page 14. See pages 286-292 for important safety, emissions and warranty information. www.fordracingparts.com 107


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