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The FAST™ Big Mouth Throttle Bodies™ for the FAST™ LSX™ 92mm & LSXR™ 102mm Intake Manifolds increase airflow through a series of innovative design changes and a slightly enlarged throttle opening
All of these challenges could be solved with aftermarket parts but at a cost
- Provisions for OE stock roller lifters and cams
The design featured a bottom end with splayed billet main caps
which combines with an advantaged mounting location and best in class supercharger efficiency to minimize heat production and heat transfer
FAST XR-1A High Output Coil Set with Connector Pins Parts Kit The FAST™ Big Mouth ThrottleAt Borowski Race Engines, we build a lot of boosted LS engines and these FAST XR 1A's are our go to for big power. Like on this methanol eating, twin turbo build in the picture that's about to go out and wreak havoc on race tracks near you. The FAST XR 1AHigh Output Ignition Coil Set is designed specifically for high compression naturally aspirated, boosted or nitrous equipped applications making more than 1,000 horsepower. This horsepower range is