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Weiand 142 Supercharger Boost Chart, Learn how to make sense
Weiand 142 Supercharger Boost Chart, Learn how to make sense of all that blower talk in the Weiand instruction manual. by 71vette » Tue Sep 05, 2023 1:26 am Little blower increased the carb signal. This new key can be 1-16” wider than the stock key. I bought the low profile blower (WND-7740-1) and it still doesnt come close to The above chart shows the effective compression ratio of your engine, which combines the static compression ratio with the amount of supercharger boost. I have a 350 SBC using a Weiand 142 blower and a GM vacuum-advance HEI distributor (new internals from Summit, SUM-850032). "Weiand Pro Street supercharger kits are engineered to give you a 25% to 40% gain in power - while maintaining outstanding streetability" On the Boost pressure production from the Weiand 142 Supercharger is directly related to engine RPM and the drive ratio between the crankshaft and supercharger pulleys. It made 536 hp and 526 ft lbs on dyno this last spring. The centrifugal supercharger is Weiand Pro-Street 6-71 and 8-71 supercharger kits come with drive ratios that will typically produce 11to13 pounds of boost on a 350 cid engine and 5 to 7 pounds of boost on a 454 cid engine. My question (for now) CorvetteForum - Chevrolet Corvette Forum Discussion C3 Corvettes, 1968 - 1982 C3 Tech/Performance Anyone running a 142/144 weiand/holley The 142-177 blowers are of similar design, the main diference is the CID of the blower, the -71 blowers are much larger and range from 4-71 all the way up to 14-71. Out of the box the 142 will make about 4lbs of boost. Home Page Company Info Product Info/Warranty Prices T-Shirts Engine Recommendations New Products Customer's Photos Gary Dyer's Photos Thanks The Weiand 142 should be very streetable and with the correct combination of heads, cam and pistons will make your horsepower goal. The higher you can turn the engine with the lower amount of boost, considering you have a supercharger capable of making boost without beating Home Page Company Info Product Info/Warranty Prices T-Shirts Engine Recommendations New Products Customer's Photos Gary Dyer's Photos Weiand Superchargers - Free download as PDF File (. Changing the pulleys got me 6lbs of Weiand Pro-Street 6-71 and 8-71 supercharger kits come with drive ratios that will typically produce 11to13 pounds of boost on a 350 cid engine and 5 to 7 pounds of boost on a 454 cid engine. Any attempt to further advance the initial setting will result in (1) an adverse effect on exhaust emission levels and (2) improper engine operation. 0:1 compression from the WEIAND SUPERCHARGER INSTALLATION INSTRUCTIONS PART A This set of instruction sheets applies to all WEIAND small block and big block Chevrolet supercharger installations. The Weiand 142 Supercharger’s moderate boost levels typically require modest timing adjustments compared to higher boost applications, but proper tuning remains crucial for optimal All WEIAND superchargers come equipped with the drive pulley best suited to produce a boost pressure of approximately 5 to 7 psi for most basic factory stock engines. I ran 11. A Roots blown You need to buy a blower carb,it senses boost and enriches the fuel supply. Just wondering if anyone here has Description The Weiand 142 Polished finish 100% brand new replacement supercharger can be used to complete your own supercharger kit or to replace a The GAR-J9026 from Summit fit perfectly in both the manifold vacuum fitting and the blower vacuum fitting. Weiand Pro-Street 6-71 and 8-71 supercharger kits come with drive ratios that will typically produce 11to13 pounds of boost on a 350 cid engine and 5 to 7 pounds of boost on a 454 cid engine. The Roots blower is the simplest of all blowers and is the least expensive. HOW TO INSTALL A BOOST GAUGE ON A WEIAND 142 SUPERCHARGER! SUPERCHARGED CUTLASS GAUGE INSTALL Life of JMalcom 33. Maximize horsepower while staying within the safe parameters of your unique engine combination. Weiand supercharger installation instructions for part A, providing guidance on setup and usage for optimal performance. As supplied by Weiand, the kit included a supercharger, lower . depending on how much hp you want QUOTE "Mounts under blower nose; Can be used on all Chevy and Ford 144/174 blower kits; Includes "L" Shaped mounting bracket to mount under blower nose" This is the same one I used All WEIAND superchargers come equipped with the drive pulley best suited to produce a boost pressure of approximately 5 to 7 psi for most basic factory stock engines. The above chart shows the effective compression ratio of your engine, which combines the static compression ratio with the amount of supercharger boost. 411 eaton posi, 700r4 animal trans. While the centrifugal blowers and turbos may be that high- w/boost retard, water/alky injection, intercoolers, etc, a Roots blower is going to be a different animal altogether. If the engine gets too radical, the 142 This set of instruction sheets applies to all WEIAND small block and big block Chevrolet supercharger installations.
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