WebThe PRO1 24° 325cc delivers increased airflow at high valve lift for high RPM, big cubic inch engines, and still remains compatible with off the shelf pistons, valve train components, and intake manifolds. Long wearing Bronze valve guides, screw-in studs, multi-angle intake seats with hardened, radiused exhaust seats are standard. WebThe Pro 1 as-cast heads come in four port sizes. The smallest, at 275 cc, is an oval-port design while the 310-, 325-, and 345-cc heads are basically rectangular-port heads. I have run all of these heads at one time or another, and they all produce stout performance right out of the box. Fig. 4.22. This is a wetflow test that Dart’s Tony ...
CHEVROLET 7.4L/454 Dart Cylinder Heads - Summit Racing
WebDart, Pro-1 Alum. Chev BB Head, 310cc/119cc, Stage 3 Assm.BR 310cc/119cc, 2.25/1.88, Stage 3 Assembly (Mechanical Roller), PairBR Pro stock airflow technology affordable for every racer. The Pro 1 produces an amazing 79% exhaust/intake ratio. Features include rolled over valve angles, raised (.300) exhaust ports, and fast burn chambers, yet the … WebGet the best deals for dart pro 1 heads bbc at eBay.com. We have a great online selection at the lowest prices with Fast & Free shipping on many items! ... BBC PRO1 DART 310/121 2.3/1.88 .640 LIFT HEADS 19100132 & AUTOTEC FORGED PISTONS Opens in a new window or tab. Brand New. or Best Offer. Free shipping. Sponsored. easy hindi poems
BBC Dart Pro 1 310cc/121cc/2.300 Bare Aluminum Cylinder Head
WebJun 20, 2015 · How much HP will the Dart 310 BBC heads support out of the box,and what CID will they feed with a 6500 rpm shift point ? 64 Chevelle, all steel,full interior and exhaust street car. DOT tires all around. Old combo 454 pump gas = 1.43, 6.82, 98.98, 10.77, 123 mph. New combo. 476 BBC = 1.39, 6.33, 107.9, 9.96, 134.71 mph so far. WebBBC Pro1 24° 310cc Heads. Info. Tech-Sheet. For street performance and mild bracket racing. Under 7,000 RPM, under 500 cubic inches. Excellent midrange torque and … HEADS. BIG BLOCK CHEVY. Pro1. BBC Pro1 24° 275cc Heads (Oval) BBC Pro1 … WebBB Spread Port Conversion Kits 555-632. Kit includes: Dart Big Chief or Pro-FIler Intake, Dart Big Chief 14° & 18°, Big Duke 18° or Pro Filer 12° Heads, Jessel Shaft Rockers, Aluminum Sheet Metal Valve Covers, Cyl … curl aws-sigv4