Description
$ImageURL1$ Holley 300-256 Single Plane Split-Design Race Intake Manifold for GMC LS PART NUMBER: 300-256 BRAND: Holley DESCRIPTION Split-Design Race Intake Manifold Carbureted single plane split-design race intake manifold. The new Holley Single-Plane Race intake manifold were designed with performance in mind. They feature a race bred, two piece split feature that was previously only found on the most expensive race intakes. The manifold will fit GM LS Gen III engines with cathedral port heads and are intended for 4150 style square bore flanged carburetors or throttle body EFI. The LS Race single-plane intake manifold was designed for hi-performance/racing engine applications, 5.3 to 6.2+ liter displacement, and maximum engine speeds of 6000-7000 rpm, depending on the engine combination. This single-plane design provides optimal performance across the RPM spectrum while providing maximum performance up to 7000 rpm. The Holley LS Race manifold incorporates a split feature, which allows disassembly of the intake for direct access to internal plenum and port surfaces, making custom porting and matching a snap. With shoulder bolt locators and O-ring seal, reassembly is simple and precise. Technical Data: A-B Height - 7.32" (0° carb flange angle) Port Size- 3.28" Height x 1.10" Wide Carburetor Flange - Standard 4150 for up to 1-3/4" diameter throttle bores As-Cast Runner Cross-Sectional Area - 3.5 in² at the runner entry tapered to 2.9 in² at the flange exit Features: Maximum performance race design with hood clearance consideration Lighter than other split race intakes Split feature making porting efforts easy 33 to 50% the price of other split race intakes Captured O-ring seals at head ports and split Vacuum Port options include (2) 1/8, (1) 1/4, and (1) 3/8, NPT ports at the carb flange Specs: Barrels: 4 Brand: Holley Color: Silver Construction: Cast Emission Code: 3 Engine: GM LS1/LS2/LS6 Finish: Satin Flange Style: 4150 Square Bore Front Height: 7.32" Fuel System Type: Carb Manifold Type: Split Single Plane Product Type: Manifold Rear Height: 7.32" RPM Power Band: 2500-7000 Warranty: Limited 90 Day
Thank you!! We had to order this item twice. The first package we received was empty, however that was no fault of the sellers. The seller filed a claim with the delivery company, and promptly refunded the total price. I was then able to place a second order. It arrived very quickly and was just as described. The seller was very courteous, helpful and prompt to help me. I will definitely do business with this seller again and highly recommend them. Thank you so much.
hi, the box came very quickly and it was in great condition I haven't opened the packages yet , but I think they will be just great ! it I Lucas tubes of grease , so I think they will be great! plan on using some this weekend!!! looked forward to doing business again soon as I think you did a splendid job getting it to me at an affordable price and so quickly!!! thanks you again, I'm very pleased I did business with your company and eBay!!!!
Arrived early, packaged perfectly, FedEx is the best !! Ordering was a snap, communication superb and delivery experience top-notch. Price was good. Fast shipping was fantastic. Thanks for the great experience.. I recommend this Shipper.. thanks forna job well done.
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