Grand National Turbochargers

Specification

475-700HP

All Grand National Turbochargers are available with the exclusive Ceramic Ball Bearing option. A Ceramic Ball Bearing equipped GN turbocharger provides unparalleled acceleration and response that eliminates the need for a high-stall torque converter.All Turbonetics “Cheetah” series turbos are a direct “bolt- on” and may be used with the original exhaust/wastegate configuration or the recommended TNX x PTE PW39 (part# PBO085-1000-TNX) and Variable Boost Control Kit (Part# 10402). PLEASE NOTE: THESE WILL NOT FIT THE HOT-AIR GRAND NATIONALS 1984-1985 MODEL YEARS. 

 

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MODEL COMP WHEEL COMP.
INLET/OUTLET
TURBINE
WHEEL
TURBINE
HOUSING
TURBINE HOUSING
INLET/OUTLET
P/N
JOURNAL BEARING
P/N
BALL BEARING
STAGE 1 CHEETAH C15/56 3.0"/2.0" F1-57 GN 0.63 A/R GRAND NATIONAL 12092 12092-BB
STAGE 2 CHEETAH C15/60 4.0"/2.5" F1-62 GN 0.63 A/R GRAND NATIONAL 12093 12093-BB
STAGE 3 CHEETAH C15/68 4.0"/2.5" F1-68 GN 0.85 A/R GRAND NATIONAL 12095 12095-BB
               
               

 PLEASE NOTE: THESE WILL NOT FIT THE HOT-AIR GRAND NATIONALS 1984-1985 MODEL YEARS. 

 

 

Tech Sheet: 

Turbocharger Installion Instructions

Video: 

T3 and T4 offerings

2016 Catalog

If you are looking for a complete version of the Turbonetics Catalog we are pleased to provide an online digital version for your convenience.