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Weiand Performance Parts
Weiand 6543-1
Weiand 6543-1 SuperCharger Kit Vortec Version 6513-1 500x497
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Weiand 6543-1
Weiand 6543-1 Features:
This manifold allows the use of a Weiand 142 blower on engines equipped with Vortec (L31) cylinder heads
• 142ci supercharger kits for small block Chevy engines equipped w/Vortec (L31) cylinder heads
• 6-rib drive system
• Spring loaded belt tensioner system
• 462.5 HP @ 5800 RPM and 492.2 ft-lb @ 4000 RPM on a GM L05 crate motor w/31 Vortec heads and a Lunati 54755 cam
Retail Price: $3,638.95
Our Price: $3,274.95
Note: This item has an oversize shipping charge of $10.00
UPC 090127606919
Free Shipping and Handling for orders over $99!
(US only. Excluding any oversize charges.)
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1Estimated Shipping Dates are based on available inventory and the nearest warehouse.
Performance Parts is a Weiand authorized performance retailer
Product Info Related Items
Application: Street
Weiand 6543-1 Features:
This manifold allows the use of a Weiand 142 blower on engines equipped with Vortec (L31) cylinder heads
• 142ci supercharger kits for small block Chevy engines equipped w/Vortec (L31) cylinder heads
• 6-rib drive system
• Spring loaded belt tensioner system
• 462.5 HP @ 5800 RPM and 492.2 ft-lb @ 4000 RPM on a GM L05 crate motor w/31 Vortec heads and a Lunati 54755 cam

It's your engine only..Stronger!
Weiand's 142 Pro Street Supercharger Kits are engineered to give you a 25-40% gain in power--while maintaining outstanding streetability. These blowers feature all new parts, including new thick-wall cases and rotors to eliminate high-rpm flex. Each 142 Pro Street Supercharger is 100% boost tested to ensure you can achieve the maximum power and efficiency they offer.


Installation Notes:
Designed for use with G.M. Vortec and Fast Burn Cylinder heads. Compatable with long and short water pump installations. This supercharger kit will clear GM large cap HEI distributors.
Shipping Weight/Dimensions:
Weight:66.00 lbs
Height:14.00 in.
Length:28.00 in.
Width:11.50 in.
Shipping from warehouses in the U.S. and Canada!
Performance Parts has over 20 warehouses in the U.S. and Canada so you can get your parts duty free! Call for availability.
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- Last Updated: 2016-06-07 10:35:04 -
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