Owner manual

ManualsBrandsTurbo Action ManualsFor the car23951 Turbo Hydro 350 Tranz Brake (PRN123)

Part #23951 1 10/93,7/97,9/98

CHEETAH PRO BRAKE DRAG ONLY VALVE BODY (PRN123)

(No Gear Braking in 1st or 2nd )

POSITIVELY NOT FOR STREET USE

Turbo Hydro “350” & “375B”

1969-80 (Non-Lockup)

Part #23951

SPECIAL NOTE:

This valve body can be installed without removing transmission, however for quickest reaction

times and maximum longevity of transmission the internal changes should be performed at

your earliest convenience.

FIRST, READ INSTRUCTIONS CAREFULLY, THEN PROCEED TO INSTALL VALVE BODY

BY FOLLOWING EACH STEP INDIVIDUALLY.

INCLUDES: 1 - Valve Body

1 - 17258 5/16” ball Bearing

1 - 23040 Special Plug

1 - 23096P 2-3 Performance Plate

1 - 23099C Pan Gasket

1 - 23100M Spacer to Valve Body Gasket

1 - 23101M Spacer to Case Gasket

1 - 23500-1 Special Valve Body Spacer Plate

1 - 23520 Spring Modulator Valve

1 - 24158 Modulator O-ring

1 - 24280A Tranz Brake Solenoid (Two Wire)

2 - 00781A Terminals

2 - 00782A Terminals

1 - 23131 21/4” Freeze Plug

Installation Instructions

STEP #1: Transmission should be cool before installing. Also, place gear shift selector in

neutral. If vehicle is on the ground, secure so it will not roll.

1535 Owens Road, Jacksonville, FL 32218 (904)741-4850

FAX (904)741-4853

Summary of content (10 pages)

PAGE 1
535 Owens Road, Jacksonville, FL 32218 (904)741-4850 FAX (904)741-4853 CHEETAH PRO BRAKE DRAG ONLY VALVE BODY (PRN123) (No Gear Braking in 1st or 2nd ) POSITIVELY NOT FOR STREET USE Turbo Hydro “350” & “375B” 1969-80 (Non-Lockup) Part #23951 SPECIAL NOTE: This valve body can be installed without removing transmission, however for quickest reaction times and maximum longevity of transmission the internal changes should be performed at your earliest convenience.
PAGE 2
STEP #2: Remove drain plug in pan and drain oil. Olds.., Buick and Pontiac and some Chevy’s do not have a drain plug, and therefore, must be drained by dropping pan on transmission. Recommend leaving a couple of bolts attached until most of the oil has drained. STEP #3: Remove transmission oil filter by removing two screws. Be careful not to lose gasket. STEP #4: Remove kickdown valve body wire by pulling pin out of kickdown lever in valve body.
PAGE 3
this pack. STEP #15: Flat file case at valve body area--no low spots allowed. STEP #16: Reassemble transmission retaining intermediate wave steel. Remove the intermediate band. STEP #17: Grind modulator valve and remove plug from end of valve, Fig. #7. STEP #18: Install modulator spring on to modulator valve and then place into transmission Fig. #8. STEP #19: Install soleonid with O-ring into case. NOTE: Be sure that solenoid plunger bottoms before spring on modulator valve coil binds.
PAGE 4
CAUTION - CAUTION: DO NOT NEUTRAL this transmission in the traps as it may cause severe damage to your transmission, car or yourself. STEP #29: Solenoid wiring: Wiring to solenoid should be 12 to 14 gage wire. Use a switch that you are comfortable with and that has 20 AMP, 12 volt DC capacity. Install a 10 -15 AMP fuse in power line to switch, or use fusible link of sufficient capacity at solenoid. Solenoid draw is 8-10 AMPS.
PAGE 5
FIGURE #2 GEAR SHIFT LINKAGE FIGURE #1 KICKDOWN ASSEMBLY Front Servo Was Located Here. 2 1/4” Freeze Plug, Install Here. A & B FIGURE #3 GOVERNOR SCREEN LOCATIONS A - Chevy Only A & B - Buick, Olds., Pontiac FIGURE #4 OIL PUMP SCREEN FIGURE #5 Remove the front servo from the case.
PAGE 6
↓ Part #23951 6 ↓ 10/93,7/97,9/98
PAGE 7
Part #23951 7 10/93,7/97,9/98 ,9/97
PAGE 8
Note This Area FIGURE #10 Valve Body to Separator Plate Gasket Part #23951 8 10/93,7/97,9/98
PAGE 9
CAUTION: If Spacer Support Plate is not put back per drawing below, you will have a no reverse/no high gear condition, which means you didn’t put Spacer Support Plate back. ¶Spacer Support Plate MUST BE REINSTALLED 2-3 Performance Plate Special Valve Body Plate Gasket shown in Fig. #10 goes here, on top of separator plate.
PAGE 10
Valve Body 5/16” Ball Check FIGURE #12 Part #23951 10 10/93,7/97,9/98