Page 224 - 2018 Master Catalog

LSX ™ 102MM
R
INTAKE MANIFOLDS
FAST™ engineers teamed up with airflow special-
LSX™ 92MM BLACK ists at RHS® to develop polymer intake manifolds
INTAKE MANIFOLD for rectangular port GM LS3 and LS7 engines and
The patented LSX™ 92mm Black Intake Manifold cathedral port LS1/LS2/LS6 engines. Testing on
from FAST™ is the only three-piece Gen III (cathe- a near stock 500c.i. LS7 engine with a Big Mouth
dral port) composite manifold proven to deliver 102mm Throttle Body™ produced gains of 16+
increased performance without compromising horsepower and 26+ rear wheel horsepower.
bottom-end drivability or high-RPM power. PART NO. DESCRIPTION
PART NO. DESCRIPTION
146102B LSXR™ 102mm STANDARD Intake Manifold - Rectangle Port
54039B LSX™ 92mm Black Intake Manifold 146202B LSXR™ 102mm Intake Manifold - Raised Rectangle Port
146302B LSXR™ 102mm Intake Manifold - Cathedral Port
146602B LSXRT™ 102mm Intake Manifold & Runners - LS1 Truck

LSX ™ LSX ™ LSX™
R
RT
FUEL RAILS
PART NO. DESCRIPTION LSX ™ LSX ™ THROTTLE
R
RT
BODY ADAPTER PLATE
146032-KIT LSXR™ LS1/LS6 Billet Fuel Rail Kit
146025-KIT LSXR™ LS3/LS7 OEM Fuel Injector Adapter Kit (No Fuel Rails) PART NO. DESCRIPTION
146029-KIT LSXR™/ LSXRT™ Throttle Body Adapter Plate
BIG MOUTH
THROTTLE BODIES™
Constructed from billet aluminum, the FAST™ Big
Mouth 92mm Throttle Body™ will deliver bolt-on
GM Gen III (LS1, -2 & -6) horsepower, while the
102mm version is designed to maximize perfor-
mance upgrades on all Gen III and Gen IV engines
with cable driven throttle bodies.
PART NO. DESCRIPTION 102MM INTAKE MANIFOLD OPTIONS

54092 Big Mouth Billet - 92mm Big Mouth Throttle Body - w/o TPS & IAC Having trouble determining which FAST™ Intake Manifold is the right one
54091 Big Mouth LT - 92mm Big Mouth LT Throttle Body for GM LS - w/ TPS & IAC for your application? The diagram below can help. Find your LS application
in one of the application boxes below and follow the lines to determine
the proper intake manifold part number, along with fuel rail options.

224