Issued:        18 June 1984      
Revised:       7/1/85, 5/24/89, 6/20/91, 3-25-96, 2-16-98, 9-21-98, 7-1-99, 10-19-99
Bulletin #:    BUI-84    Page 1 of 1

Specifications for the   1984 Buick engines

H.P. Disp.     C.R. Ind. Make Model/Transmission           Manifold  R.R. Lifter  Head cc   Notes 

 83  110	 9.03 TBI  Roch 17085061/ALL			10018862  NA   H	33.3         
 85  262	23.50 FI   Stan				22510852  1.60 H	19.8        3
 92  151	 9.63 TBI  Roch 17085062,3,7			10018018  1.75 H	45.6
105  350	23.50 FI   Stan				22515900  1.60 H	19.8        4
110  231	 8.39 1-2  Roch 17084190/auto only		25525575  1.55	H	46.7
112  173	 9.33 1-2  Roch 17083641			  476512  1.50 H	48.0        1,5      
112  181	 8.99 1-2  Roch 17084192/Auto only		25515578  1.55	H	46.7
120  231	 8.39 EFI  Bosch	NA			25524314  1.55	H	46.7
125  173	 8.90 1-2  Roch 17083455,4			  476512  1.50 H	51.0        5
125  252	 9.70 1-4  Roch 17084240			 2551236  1.55 H	42.7        2        
140  307	 9.61 1-4  Roch NA                           22503087  1.60 H	59.8        6, 7
148  110	 8.14 TBI  Holl 10022373/ALL			  NA 		H	33.3
190  231	 8.38 FI   Bui  NA				  NA	   1.55 H	46.7         

1    Alt carbs - 17083442,17082316
2    Alt carbs - 17066596,17066469               
     Carb sizes - 1375x2250/1218xAV
3    Alt manifold - 1955
4    Alt manifold - 22515901
5    Alt manifold - 14046587
6	Alt manifold – 4068
7	Carb sizes – 1375x2250/1218xAV

           Deck      Piston Type                   
H.P. Disp.  Cl     Dish/Dome Ht/Vol          Valves    Cam Lift   Springs       Gasket  Head Cast              

 83  110  .018    Dished    .143"  14.7cc	1614/1378 394/394  Outer Only      .047   90090536               
 85  262  .014AB  Flat w n			1875/1625 375/376  Outer w Damper  .047   2251989
 92  151  .009    Dished    .160"  16.1cc	1720/1500 402/402  Outer Only      .038   10022373                       
105  350  .018AB  Flat w n			1875/1625 375/376  Outer w Damper  .047   22507709                        
110  231  .061	   Dish	      .235   23.5cc	1710/1500 378/378  Outer Only	     .021    445
112  173  .015    Flat				1605/1307 347/394  Outer w Damper  .038   476503,
											   14054877,14054882
112  181  .061	   Flat				1710/1500 358/358  Outer Only	     .021    445
120  231  .061	   Dished    .235   23.5cc	1710/1500 378/378  Outer Only	     .021    445
125  173  .015    Flat				1725/1430 393/324  Outer w Damper  .038   476503,14131327,
											   14054879,14054884
125  252  .010    Dished    .230"  24.9cc	1710/1500 411/411  Outer w Damper  .036  25518445,25506293           
140  307  .002    Dished    .072"   5.4cc	1750/1502 474/474  Outer w Damper  .030    22503317          
148  110  .008    Dished    .220"  21.5cc	1614/1378 413/413  Outer Only      .047    90090536
190  231  .061    Dished    .240"  23.6cc	1711/1505 411/411  Outer Only      .021  25506293,25518445