Issued:        1 July 1968   
Revised:       8-23-79, 5-24-94, 3-16-95, 2-16-96, 7-1-96
Bulletin #:    CHRY-68   Page 1 of 1

Specifications for the   1968 Chrysler Corp engines.
																																						   R.R.		
HP   Disp Mfg  C.R. Ind. Make Model/Transmission           Manifold           Lifter      Head cc   Notes             

115  170  D    8.50  1-1  B&B  BBS-4414S/SM   4415S/AUTO  	2205901,Note 7     1.5 M       53.8      A
115  170  P    8.50  1-1  B&B  BBS-4414S/SM   4415S/AUTO   	2205901,Note 8     1.5 M       53.8      A
145  225  D    8.40  1-1  Holl R-3919-A/SM    3920-A/AUTO  	2205901,Note 7     1.5 M       53.8    A,4
145  225  P    8.40  1-1  Holl R-3919-A/SM    3920-A/AUTO  	2205901,Note 8     1.5 M       53.8    A,4
190  273  DP   9.00  1-2  B&B  BBD-4416S/SM   4417S/AUTO   	2536559            1.5 H       60.6      B
230  318  DP   9.00  1-2  B&B  BBD-4420S/SM   4421S/AUTO   	2468960            1.5 H       60.6      B
275  340  DP  10.50  1-4  Cart AVS-4424S/SM   4425S/AUTO  	2531915,3462848    1.5 H       63.6    C,2
290  383  CD   9.20  1-2  B&B  BBD-4422S/SM   4578S/AUTO  	2843681            1.5 H       79.5      D                
300  383  DP  10.00  1-4  Cart AVS-4426S/SM   4401S/AUTO  	2806301            1.5 H       79.5    D,3
330  383  C   10.00  1-4  Cart AVS-4426S/SM   4401S/AUTO  	2806301           1.5 H       79.5      D
330  383  DP  10.00  1-4  Cart AVS-4426S/SM   4401S/AUTO  	2806301           1.5 H       79.5    D,5
335  383  DP  10.00  1-4  Cart AVS-4426S/SM   4401S/AUTO   	2806301           1.5 H       79.5    D,5
350  440  CDP 10.10  1-4  Holl R-3918A/AUTO ONLY          	2806178           1.5 H    	 79.5      D
375  440  CDP 10.10  1-4  Cart AVS-4428S/SM   4429S/AUTO   	2806178   	    1.5 H    	 79.5    D,1
425  426  DP  10.25  2-4  Cart AVS-4430,4431,4620/SM       	2780543		    1.5 M   	167.7  E,6,S
425  426  DP  13.50  2-4  Holl R-4235A & 4236A/ALL         	2536768           1.56 I M   	167.7    E,R
										   1.52 E M
C = Chrysler engines  D = Dodge engines  P = Plymouth engines
1 - Alt carbs - 4617,4618,4640/ALL    2 - Alt carbs - 4611,4612,4639/ALL 
3 - Alt carbs - 4615,4616,4638,4682,4711/ALL
4 - Carb listed are for Dart:                     
     Dodge carbs are Holl R-3921S/SM & 3922S/AUTO
5 - Alt carbs - 4615,4616,4638,4682,4711/ALL          6 - Alt carbs - 4430 & 4432S/AUTO               
7 - Alt manifold - 3671619,3751630,2899959,3769979    8 - Alt manifold - 3671619,3751630                   
S - Street Hemi        R - Race Hemi
                                                                                                                                
Cylinder Head Castings:
A = 2843169        B = 2843675,3671585,3769973,4323302
C = 2531894,3418915,4027596,4071051,3671587,3769974,4448308,4772576                                                        
D = 2843906,3462346,3751213,4006452,3769902,3769975,4120187,4532287(SS ONLY)  
E = 2780559,2780559-M

Deck   Piston                   
HP   Disp Mfg   Cl    Type     Height   Vol         Valves    Cam Lift       Gasket      Springs                    

115  170  DP   .000   	Flat                         	1620/1360  404/399        .020      	Outer Only
145  225  DP   .141  	Flat                         	1620/1360  404/399        .020      	Outer Only
190  273  DP   .022ab	Flat		 3.73 cc     	1780/1500  390/420        .020      	Outer Only
230  318  DP   .029   	Flat                        	1780/1500  390/420        .020      	Outer Only
275  340  DP   .045ab 	Flat          	 5.45 cc     	2020/1600  464/468 /SM    .030      	Outer w Damp              
275  340  DP   .045ab 	Flat          	 5.45 cc     	2020/1600  462/473 /Auto  .030      	Outer w Damp
290  383  CDP  .021ab 	Dish          	13.76 cc     	2080/1740  431/443        .020      	Outer Only
300  383  DP   .021ab 	Flat          	 4.76 cc     	2080/1740  431/443        .020      	Outer Only
330  383  CDP  .021ab 	Flat          	 4.76 cc     	2080/1740  431/443        .020      	Outer Only
335  383  DP   .021ab 	Flat                         	2080/1740  455/470        .020      	Outer Only
350  440  CDP  .027 	Flat                         	2080/1740  431/443        .020      	Outer Only
375  440  CDP  .027  	Flat                         	2080/1740  455/470        .020      	Outer Only     
425  426  DP   .536ab 	Dome          	88.3 cc       	2250/1940  477/480        .018      	Outer w Damp
425  426  DP   .767ab	Dome          105.2 cc       	2250/1940  477/480        .018      	Outer/Inner

C = Chrysler engines  D = Dodge engines  P = Plymouth engines