Porting 69 302 heads
WebFeb 1, 2024 · Reaction score. 1,494. Location. stoneville n.c. Jan 29, 2024. #9. Treblig said: 302 heads have two things going for them.....they are high compression heads (usually 69cc) and they have the heat treated valve seats for the newer fuel (gas). They also have larger exhaust ports relative to 318 heads. WebFeb 13, 2005 · i ported my stock heads and it helps if your flowing a lot (cam, intake, headers) if the motor is stock and you keep the 2 brl i dont think it will do much. 302s are bad on the exhaust port, the bump canbe cut out and polished, but the intake should just be gasket matched. dont polish the intake on a carbed engine, it will kill fuel atomization. …
Porting 69 302 heads
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WebFeb 5, 2016 · His car is a mid-late 1980's model. After Ford dropped the 351C in the United States, Detomaso sourced Clevelands from Australia. They were open chamber 351C-2V and used a cast iron intake with a spread bore Carter ThermoQuad carb. The customer wants to do a 393C using the closed chamber iron 2V heads and matching intake manifold. WebDec 1, 1999 · Finally, we tested two of the more popular late-model aluminum heads: the Ford Racing Performance Parts' Turbo Swirl GT-40 street head and the more race-like …
WebJul 25, 2010 · Best thing is they're the small chambers. They are good heads but just need bigger valves and the exhaust side mainly opened up. 1.94I, 1.60E and port out the … WebDec 26, 2024 · 22,886. Reaction score. 16,737. Location. FL. Most 302 heads are on pre-Magnum LA roller engines. These are advertised 9.2:1 motors. IIRC the 1968 318 is also a 9.2:1 engine but the rating may be more "true" on the later builds. I've asked a few times on both boards what the actual measured differences might be but no one seems to know.
WebFeb 3, 2024 · The BOSS 302 heads used some of the biggest valves in the industry. 1969 Intake - 2.23 inches Exhaust - 1.72 inches. 1970 Intake - 2.19 inches Exhaust - 1.72 inches. Said to be "overvalved" for street performance. Above you see a casting with a D1ZE part number. Parts made from tooling for the cancelled 1971 BOSS 302 were used for service. WebJul 5, 2024 · The BOSS 302’s biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. The BOSS 302 engine could use better cylinder heads …
WebSep 9, 2004 · PUT 1.94 AND 1.60 STAINLESS VALVES, SCREW IN STUDS AND GUIDE PLATES. THEY ARE ON A ROLLER 302 WITH EXPLORER CAM, 9.25 TO ONE COMPRESSION, RPM PERFORMER INTAKE, EDLE. 600 CARB. THE ENGINE WAS BALANCED. I WANTED HEADS THAT WILL OUT PERFORM GT-40P'S AND NOT HAVE THE SPARK PLUG ISSUES. ipps foundationWebFeb 3, 2024 · The BOSS 302 heads used some of the biggest valves in the industry. 1969 Intake - 2.23 inches Exhaust - 1.72 inches. 1970 Intake - 2.19 inches Exhaust - 1.72 inches. … orbx ymenWebMay 12, 2007 · i recieved a 74 302 motor for free, when i brought it home and tore it down, i noticed the heads were a 69. so i started looking for the part number and i found DOOE … ipps fy 2023 proposed ruleWebJul 1, 2005 · The larger Mopar Performance Magnum R/T (200 cc) or new Edelbrock RPM heads (186 cc) offer a greatly advantaged design to start with, and the potential is hard to ignore when contemplating $1,000 ... ipps hegaWebMay 14, 2006 · Discussion Starter · #3 · May 13, 2006. Well, slight change of plans. I went down to the wrecking yard and found my 302 heads. They happen to be attached to an extremely clean and well maintained looking, 89K mile, 318 in an 85 Dodge truck. The heads would cost me $70 and the whole engine, probably with accessories, will cost me $150 so … orbx ybbn sceneryWebDec 6, 2001 · The chamber size should be around 60.2 + or - 2cc as alowed by Ford castings. Some of the early heads DO have emissions bumps in the exhaust ports!! My dooe heads … ipps fy 2022 final ruleWebApr 24, 2013 · The ports in the 302 head are shaped specifically to increase velocity. They can be used differently with higher flow applications, but those who port and remove the swirl pattern at the valve window, just before the seat are utilizing the head for higher RPM HP to make up for lack of low RPM velocity. ipps find a provider