boss 302 head flow numbers

THESE HEADS ARE ON AN EXCHANGE PROGRAM. I used a Ford 289-HiPo cam and solid lifters which greatly improved the throttle response. Dealer Directory; . At the stock compression ration of 10.5:1, spark plugs will only last 6 weeks of city driving. Since we were looking to maximize power production and the short-block was already broken in from its original running in stock Boss 302 configuration, we took the liberty of running ultra-light synthetic oil. ENGLE 2123 HOLMAN and MOODY C7FE $59.99. We got more than 450 HP on Fords dyno when we blew right rear tire and it took out Ford training board. The 302 Tunnel Port already had a terrific four-bolt main block and steel crank along with beefed up C3AE 289 rods and special pistons designed for the Tunnel Port heads. Very poor fuel economy. Standard valve angle and spacing is retained for bolt on compatibility. ERSON 210301 Since the CHI heads were sized between the original 2V and 4V heads, CHI naturally designated them the 3V. Performance Alum, 4.6L 4V '99-'01 Ported Full C.A.P.A. Camshaft - BOSS 302 The result of this engineering effort was the BOSS 302 engine, which became the Trans Am mill of choice for 1969-70 and beyond in SCCA competition. Look at Tremec Trans Gear Calculator comparison to BC stage 3 gear set.Boss heads a. The Boss 302 engine was only available in 1969 and 1970 . [] Heres a close up of the head Marvin is using on our 351C build. Custom Comp camshaft same part number. From new ones to the aluminum headed one I have in my fairlane now. . What I have found out so far, the engine runs. In stock trim, the original Boss 302 produced peak numbers of 373 hp and 325 lb-ft, pretty impressive numbers considering the stock Boss 302 was rated at only 290 hp and a like amount of torque. Ford went to Le Mans and beat Ferrari not once, but four times, settling an age-old dispute over who had had the fastest cars in the world. Because the 351C has a dry intake manifold, coolant doesn't flow through the intake manifold. This page last updated: February 3, 2022. Z2 289/302/351W ALUMINUM HEAD WITH VELOCITY VANE - Ford Motor Company Heads - BOSS 302 Performance Alum, 4.6L 2V P.I. I had 90 runs on an original Boss 302 in a 70 Mustang. But, off the top of my head I seem to recall 267 on the intake and 187 on the exhaust. When we say consideration, we are not just talking about the camshaft, we are talking about all the other parts of the engine and drivetrain. Lunati 40608 Hate to tell you this but a BOSS 302 has Cleveland type heads. We learned on the first few pulls that we had too much carburetor with our 750 cfm Holley 4160 and too little camshaft. Exhaust - 1.72 inches. Hi-Po connecting rods, a forged crankshaft, a four-barrel carburetor, and high-flow cylinder heads. Performance C.A.P.A. Most flow numbers for BRODIX heads come from their '98/'04/'06/'08 Catalogs. View the dyno test . But that is another dyno story for another day. ERSON 210021 Red Bullet Racing What? Wondered why it did not come up to the full line at 5 quarts. Of course, this all changed when guys like Airflow Research, Dart, and Trick Flow started offering performance aluminum heads for the 5.0L. The BOSS 302 Registry is not affiliated with the Ford Motor Company. Compression ratio change to 10.5:1 yields same shape curves with slightly higher gross numbers for torque and hp. Ported Patriot Performance Stage I Alum, 4.6L P.I. Index your plugs on these engines. The BOSS 302 Registry is not affiliated with the Ford Motor Company. Crower 15322 1970 - D0ZE-6090-A or B. / 5.4L 2V Ported Patriot Performance Stage III Alum, Lightning PI Ported Smithberg Racing Alum, 3V CNC Livernois Motorsports Stage II Alum, 3V CNC Livernois Motorsports Stage III Alum, 4V Cobra 92-98 "B" 99-02 "C" Ported Fox Lake Alum, 4.6L 4V '96-'98 Ported Stage 1 C.A.P.A. Weve got 302 fords with gt40 3 bar heads making over 500 hp. The manual choke because I often forget it. A 780 cfm carb. This video we'll talk about why we decided not to go with a Tremec T56XL. The LS3 intake port flows 308 CFM at .500" and a maximum of 329 CFM at .600" (WOW!) Not quite. What the Boss 302 and Cleveland heads did share was tremendous airflow potential thanks to cavernous port volumes. Many assumptions are made by the program designers for all input parameters so the actual HP and Torque values may differ from those achieved in reality. Small block Ford PRO1 20 170cc Aluminum cylinder heads feature high flowing as cast ports with profiled valve guide bosses and are bowl blended on 5-axis CNC machining centers. Head Flow data for stock Boss 302 head as listed on Boss 302 Forum at 28" H2O (water) depression For a supercharged, or nitrous you will need a higher intake exhaust ratio (percentage). Set the mechanical advance for 20 degrees to come in before 2,500 RPMs. Building LS garbage? boss 302 tunnel port info? flow numbers - Forums Look at Tremec Trans Gear Calculator comparison to BC stage 3 gear set.Boss heads are back from Livernois bowl clean up to improve flow. I just received delivery of my first Boss 302 today. b. No stick hole up top. HERBERT CF4N When you change the plugs, go ahead and adjust the valve lash because it will be a little bit loose. Performance Alum, 4.6L 4V '99-'01 Ported Stage 2 C.A.P.A. 2016 Ruby Red GT/CS 401a Exedy stage 2 6r80 build with billet input shaft, 3:55 gears, Procharger Stage 2 D1x (750/539 RWHP) with 4.88 pulley, Mak Performance 4" inlet pipe, Fore innovations Beefcake budget dual pump fuel system, Stock Cams, Livernois Valve springs, Id-1050x Injectors, Reische 170 degree thermostat, Tial 50 mm Bov, Gt-350 intake manifold & t.b, ARH Lt's + ARH complete exhaust . . 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