Cylinder Heads |
|
|
|
|
Casting Number |
CID |
Years |
Valves |
Comments |
10065202 |
350 |
82-86 |
1.94/1.50 |
76cc |
10065203 |
350 |
82-86 |
1.94/1.50 |
76cc |
10065204 |
350 |
82-86 |
1.94/1.50 |
76cc |
10065205 |
305 |
82-86 |
1.84/1.50 |
58cc |
10065206 |
350 |
82-86 |
1.94/1.50 |
76cc |
10065207 |
305 |
82-86 |
1.84/1.50 |
58cc |
10088113 |
350 |
86-92 |
1.94/1.50 |
58cc Corvette Aluminum |
10120928 |
350 |
87-94 |
1.94/1.50 |
76cc |
10125320 |
350 |
94-96 |
2.00/1.55 |
Gen II LT1 cast iron version, |
10128374 |
350 |
92-97 |
2.00/1.55 |
Gen II LT1 53 CC angle plug aluminum |
10134363 |
|
|
|
Bowtie High Port 60 CC 210 ~ 258 CC |
10159550 |
350 |
87-94 |
1.94/1.50 |
76cc |
10159551 |
305 |
87-94 |
1.84/1.50 |
58cc |
10159552 |
350 |
87-94 |
1.94/1.50 |
76cc |
10159553 |
305 |
87-94 |
1.84/1.50 |
58cc |
10185040 |
|
|
|
Splayed vavle head 45 CC angle plug |
10205245 |
350 |
93 |
2.00/1.55 |
Gen II LT1 angle plug aluminum reverse flow cooling 175/68cc ports |
10207643 |
350 |
94-97 |
2.00/1.55 |
Gen II LT1 angle plug aluminum reverse flow cooling 175/68cc ports |
10208890 |
265 |
94-96 |
2.00/1.55 |
Gen II L99 4.3 Liter V-8, cast iron, reverse flow |
10215339 |
346 |
97 |
2.00/1.55 |
Gen III LS1 aluminum 68cc |
10239906 |
305/350 |
96-up |
1.94/1.50 |
68cc Vortec |
12367713 |
|
|
2.00/1.55 |
GM Fast burn 62 CC 210 CC intake runner angle plug Vortec |
12480005 |
346 |
0 |
2.125/1.625 |
Gen III LS1 "GTZ" aluminum 38cc angle plug |
12480011 |
|
|
|
SB2.2 head 48 ~ 54 CC angle plug 284 CC intake runner Bare heads. |
12480034 |
|
|
2.02/1.60 |
Bowtie Phase III 64cc Angle plug 184 cc intake runner |
12506450 |
350 |
87-94 |
1.94/1.50 |
76cc |
12509859 |
305 |
87-94 |
1.84/1.50 |
58cc |
12516852 |
350 |
87-94 |
1.94/1.50 |
76cc |
12551561 |
350 |
96 |
2.00/1.55 |
Gen II LT1 angle plug aluminum reverse flow cooling |
12552520 |
305 |
97-99 |
1.84/1.5 |
Vortec Truck L-35 |
12554290 |
350 |
94-96 |
2.00/1.55 |
Gen II LT1 cast iron version |
12555690 |
350 |
96 |
2.00/1.55 |
Gen II LT-4 55 CC 195 CC intake runner Angle Plug |
12555690 |
350 |
96 |
2.00/1.55 |
Gen II LT-4 55 CC 195 CC intake runner Angle Plug |
12556743 |
325 |
99 & UP |
2.00/1.55 |
Gen III 5.3L aluminum truck and van |
12558059 |
305 |
97 |
1.84/1.5 |
L-35 Vortec truck |
12558062 |
350 |
98 |
1.94/1.5 |
L-31 Vortec truck 64cc chambers 170cc intake port |
12558062 |
305/350 |
96-up |
1.94/1.50 |
68cc Vortec |
12558806 |
346 |
97-98 |
2.00/1.55 |
Gen III LS1 aluminum 68cc |
12559853 |
346 |
99 & UP |
2.00/1.55 |
Gen III LS1 aluminum 68cc |
12559895 |
325 |
00 & UP |
2.00/1.55 |
Gen III 5.3L aluminum |
12564241 |
346 |
00 & UP |
2.00/1.55 |
Gen III LS1 aluminum 68cc |
12564243 |
346 |
2 |
2.00/1.55 |
Gen III LS6 aluminum 68cc |
12564243 |
346 |
|
2.00/1.55 |
Gen III LS-6 vette head 65 CC |
14008856 |
267 |
79-81 |
1.71/1.50 |
|
14010201 |
305 |
82-85 |
1.84/1.50 |
58cc |
14011034 |
350 |
80-up |
2.02/1.60 |
64cc Bowtie |
14011049 |
350 |
82-up |
2.02/1.60 |
64cc Bowtie Aluminum |
14014415 |
267/305 |
80-85 |
1.71/1.50 |
64cc Crack prone |
14014416 |
267/305/350 |
80-86 |
1.84/1.50 |
64cc Crack prone |
14019821 |
350 |
80-86 |
1.84/1.50 |
76cc |
14019924 |
267 |
79-81 |
1.71/1.50 |
|
14019926 |
305 |
80-86 |
1.84/1.50 |
|
14020516 |
305/350 |
80-86 |
1.84/1.50 |
|
14020517 |
350 |
80-86 |
1.84/1.50 |
76cc |
14020555 |
305 |
81 |
|
|
14020556 |
350 |
81 |
|
|
14022206 |
350 |
80 |
1.94/1.50 |
76cc |
14022301 |
305 |
80-86 |
1.84/1.50 |
58cc |
14022601 |
267/305 |
79-86 |
1.72/1.50 1.84/1.50 |
58cc |
14022801 |
305 |
80-86 |
1.72/1.50 |
58cc |
14034806 |
267 |
78-82 |
1.72/1.50 |
|
14034807 |
305 |
78-82 |
1.72/1.50 |
|
14034808 |
350 |
80-86 |
1.84/1.50 |
76cc |
14034810 |
350 |
80-86 |
|
|
14034811 |
350 |
80-86 |
|
|
14039121 |
305 |
81-86 |
|
|
14039122 |
305 |
81-86 |
|
|
14071114 |
350 |
80-86 |
|
|
14075381 |
350 |
80-86 |
|
|
14079261 |
350 |
82-85 |
|
|
14085844 |
350 |
80-86 |
|
|
14089119 |
350 |
80-86 |
|
|
14096217 |
350 |
90-up |
1.94/1.50 |
64cc Crate heads |
14101081 |
305 |
87-94 |
1.84/1.50 |
58cc |
14101083 |
350 |
88-94 |
1.94/1.50 |
64 cc |
14102187 |
305 |
87-95 |
1.84/1.50 |
58cc |
14102191 |
305/350 |
87-95 |
1.84/1.50 |
|
14102193 |
305/350 |
87-95 |
1.84/1.50 |
|
24502559 |
|
96-97 |
|
Bowtie SB2 1st design"mirror ports" aluminum |
25534351C |
|
|
2.00/1.55 |
Vortec Bowtie 65 CC 175 cc intake runner |
25534371C |
|
|
2.00/1.55 |
Vortec Bowtie 65 CC 206 cc intake runner |
3238882 |
350 |
68-69 |
1.94/1.50 |
76cc |
3297185 |
307/327/350 |
57-67 |
1.72/1.50 |
|
330545 |
350/400 |
71-75 |
2.02/1.60 |
76cc |
330862 |
400 |
71-73 |
1.94/1.50 |
|
333881 |
350 |
71-76 |
2.02/1.60 |
76cc |
333882 |
350/400 |
70-80 |
1.94/1.50 |
76cc |
340292 |
350 |
73-80 |
2.02/1.60 |
64cc Angle plugs turbo' head No heat riser |
354434 |
262/305 |
75-80 |
1.72/1.50 |
60cc |
358741 |
262/305 |
71--79 |
1.72/1.50 |
|
359944 |
350 |
71-79 |
1.94/1.50 |
76cc |
3636839 |
265 |
55 |
1.72/1.50 |
|
3703523 |
265 |
55 |
1.72/1.50 |
195HP |
3713358 |
265 |
55-56 |
1.72/1.50 |
|
3713569 |
265 |
55-56 |
1.72/1.50 |
|
3725306 |
265 |
56 |
1.72/1.50 |
210HP Corvette |
3731262 |
265 |
56 |
1.72/1.50 |
Dual Quad Corvette |
3731539 |
283 |
57-66 |
1.72/1.50 |
283HP Corvette |
3731544 |
265/283 |
55-61 |
1.72/1.50 |
Dual Quad Corvette |
3731554 |
265/283 |
55-63 |
1.72/1.50 |
|
3731556 |
283 |
57 |
1.72/1.50 |
|
3731762 |
265 |
56 |
1.72/1.50 |
Dual Quad Corvette |
3737775 |
283/327 |
62-67 |
1.72/1.50 |
|
3740997 |
283 |
57 |
1.72/1.50 |
Dual Quad FI & 4-brl 220-270HP |
3743056 |
283 |
58 |
1.72/1.50 |
|
3743096 |
327 |
62-67 |
1.72/1.50 |
|
3747363 |
265 |
57-62 |
1.72/1.50 |
|
3748056 |
327 |
62-67 |
1.72/1.50 |
|
3748720 |
283 |
57-58 |
1.72/1.50 |
Dual Quad FI & 4-brl Corvette |
3748770 |
283 |
55-62 |
1.72/1.50 |
Dual Quad FI & 4-brl Corvette |
3748772 |
283 |
57-62 |
1.72/1.50 |
Dual Quad FI & 4-brl Corvette |
3755537 |
283 |
57-62 |
1.72/1.50 |
|
3755538 |
283 |
59 |
1.72/1.50 |
250-290HP FI Corvette |
3755539 |
283 |
58-62 |
1.72/1.50 |
|
3755549 |
283 |
57-62 |
1.72/1.50 |
|
3755550 |
283 |
57-62 |
1.72/1.50 |
Dual Quad FI & 4-brl Corvette |
3755585 |
327 |
62-67 |
1.72/1.50 |
|
3755896 |
283 |
62-64 |
1.72/1.50 |
|
3760116 |
283 |
59 |
1.72/1.50 |
Dual Quad FI & 4-brl Corvette |
376445 |
350 |
80-84 |
1.72/1.50 |
|
376450 |
262/305 |
75-76 |
1.72/1.50 |
|
376495 |
350 |
Jun-79 |
1.94/1.50 |
76cc |
3767460 |
265/283/327 |
55-67 |
1.72/1.50 |
Car & Truck Corvette |
3767462 |
327 |
62-67 |
1.72/1.50 |
|
3767465 |
283 |
60-61 |
1.72/1.50 |
Dual Quad FI & 4-brl Corvette |
3767754 |
283 |
60-61 |
1.72/1.50 |
|
3767792 |
283 |
60-67 |
1.72/1.50 |
|
3770126 |
327/350 |
67-70 |
1.94/1.50 |
|
3773012 |
265 |
55 |
1.72/1.50 |
|
3774634 |
327 |
64-67 |
1.72/1.50 |
|
3774682 |
283/327 |
60-67 |
1.72/1.50 |
|
3774684 |
283/327 |
57-67 |
1.72/1.50 |
|
3774690 |
283 |
58 |
1.72/1.50 |
FI Corvette |
3774692 |
283 |
58-64 |
1.72/1.50 |
Dual Quad FI & 4-brl Corvette |
3782461 |
302/327/350 |
61-70 |
1.94/1.50 |
Dual Quad FI & 4-brl Corvette 2.02/1.60 Doubble humps 64cc |
3782462 |
327 |
67 |
1.94/1.50 |
Corvette 2.02/1.60 |
3792563 |
327 |
65-67 |
|
|
3795896 |
283/307/327 |
58-72 |
1.72/1.50 |
60cc |
3796896 |
283 |
64-67 |
1.72/1.50 |
60cc Chevy II |
3798996 |
327 |
63-67 |
|
|
3814462 |
350 |
67 |
1.94/1.50 |
|
3814480 |
283/327 |
60-67 |
1.72/1.50 |
|
3814482 |
327 |
62-67 |
1.72/1.50 |
|
3817680 |
283 |
59 |
1.72/1.50 |
FI 4-brl |
3817681 |
327 |
62-67 |
1.72/1.50 |
|
3817682 |
283 |
61-62 |
1.72/1.50 |
|
3836839 |
265 |
55 |
1.72/1.50 |
|
3836842 |
283/327 |
57-67 |
1.72/1.50 |
|
3836924 |
283 |
63-64 |
1.72/1.50 |
|
3836942 |
283 |
58-62 |
1.72/1.50 |
|
3837063 |
283 |
58-62 |
1.72/1.50 |
|
3837064 |
265/283 |
56-62 |
1.72/1.50 |
|
3837065 |
265 |
55-56 |
1.72/1.50 |
|
3837775 |
283/327 |
62-67 |
1.72/1.50 |
|
383882 |
400 |
71-73 |
|
|
3848720 |
283 |
57-58 |
1.72/1.50 |
|
3849820 |
327 |
65 |
1.72/1.50 |
|
3854520 |
283/327 |
62-67 |
1.72/1.50 |
|
3867802 |
283 |
57-60 |
1.72/1.50 |
FI Corvette |
3873064 |
265 |
56-57 |
1.72/1.50 |
|
3876487 |
350 |
71-73 |
1.94/1.50 |
76cc |
3876775 |
283/327 |
57-67 |
1.72/1.50 |
76cc |
3878775 |
327 |
64-67 |
1.72/1.50 |
|
3884520 |
283/327 |
60-67 |
1.72/1.50 |
60cc |
3890462 |
302/327/350 |
62-68 |
1.94/1.50 2.02/1.60 |
64cc Doubble humps |
3891462 |
302/327/350 |
62-67 |
1.94/1.50 2.02/1.60 |
64cc |
3891492 |
327 |
64-67 |
1.94/1.50 |
|
3911011 |
327 |
68 |
|
|
3911032 |
307/327 |
68-70 |
1.72/1.50 |
70cc |
3912264 |
283 |
58-62 |
1.72/1.50 |
|
3912265 |
283 |
63-64 |
1.72/1.50 |
|
3912291 |
302/327/350 |
68-70 |
1.94/1.50 2.02/1.60 |
64ccDoubble humps |
3912311 |
350 |
67 |
1.94/1.50 |
|
3912313 |
327 |
65-73 |
1.72/1.50 |
|
3917264 |
302 |
67 |
2.02/1.60 |
64cc Z-28 |
3917290 |
327 |
68-70 |
1.72/1.50 |
|
3917291 |
302/327/350 |
62-69 |
1.94/1.50 2.02/1.60 |
64cc Doubble humps |
3917292 |
327 |
67-68 |
1.94/1.50 |
|
3917293 |
307/327 |
68-69 |
1.72/1.50 |
76cc |
3921175 |
327 |
66 |
1.94/1.50 |
|
3923441 |
350 |
67-76 |
1.94/1.50 |
76cc |
3927185 |
307/327/350 |
68-79 |
1.72/1.50 |
70cc |
3927186 |
302/327/350 |
68-72 |
1.94/1.50 2.02/1.60 |
64cc Doubble humps Bolt holes |
3927187 |
302/350 |
69-70 |
2.02/1.60 |
64cc Corvette |
3927188 |
307/327/350 |
69 |
1.72/1.50 |
76cc |
3928454 |
307 |
68 |
1.72/1.50 |
|
3928455 |
302/327 |
68 |
2.02/1.60 |
64cc 325 & 350HP |
3928494 |
327 |
68 |
2.02/1.60 |
64cc 350HP 4-brl |
3928495 |
327 |
68 |
1.72/1.50 |
|
3931633 |
307 |
68-73 |
1.72/1.50 |
|
3931635 |
350 |
68-76 |
1.94/1.50 |
76cc |
3931637 |
327 |
68-69 |
|
|
3931638 |
327 |
68 |
1.72/1.50 |
|
3931639 |
302 |
68 |
2.02/1.60 |
64cc |
3932441 |
327/350 |
67-79 |
1.94/1.50 |
76cc |
3932454 |
307/350 |
68-799 |
1.72/1.50 |
76cc |
3933148 |
350 |
68-73 |
|
76cc |
3941174 |
327 |
68 |
1.72/1.50 |
|
3946812 |
350 |
69 |
1.72/1.50 |
|
3946813 |
350 |
69-79 |
|
76cc |
3947014 |
350 |
68-70 |
|
|
3947040 |
302/327/350 |
68-70 |
1.94/1.50 2.02/1.60 |
64cc |
3947041 |
302/327/350 |
68-79 |
1.94/1.50 2.02/1.60 |
64cc |
3951598 |
400 |
70-71 |
1.94/1.50 |
76cc |
3961598 |
400 |
70-76 |
1.94/1.50 |
76cc |
3964286 |
350 |
68-77 |
1.94/1.50 |
76cc |
3970126 |
327/350 |
67-79 |
1.72/1.50 |
|
3973195 |
400 |
71-73 |
1.94/1.50 |
76cc |
3973414 |
327/350 |
64-70 |
2.02/1.60 |
64cc Z-28 LT-1 corvette |
3973487 |
350 |
68-79 |
1.94/1.50 2.02/1.60 |
76cc |
3973487X |
350 |
68-73 |
1.94/1.50 2.02/1.60 |
76cc X cast 10cc's |
3973493 |
400 |
70-76 |
1.94/1.50 |
76cc |
3986316 |
350 |
71-72 |
2.02/1.60 |
76cc |
3986330 |
350 |
69-79 |
1.94/1.50 |
76cc |
3986339 |
307/350 |
68-79 |
1.72/1.50 |
76cc |
3986388 |
350 |
68-79 |
1.72/1.50 |
76cc |
3990941 |
307/350 |
68-82 |
|
|
3991492 |
327/350 |
68-73 |
1.94/1.50 2.02/1.60 |
64cc Angle plug |
399380 |
400 |
70-73 |
|
76cc |
3997417 |
307 |
71 |
1.72/1.50 |
|
3998916 |
350/400 |
72-75 |
2.02/1.60 |
76cc |
3998920 |
350 |
72-75 |
1.94/1.50 |
76cc |
3998991 |
307/350 |
68-79 |
1.72/1.50 |
76cc |
3998993 |
307/350 |
68-79 |
1.71/1.50 1.94/1.50 |
76cc |
3998997 |
350/400 |
71-73 |
1.94/1.50 |
76cc |
426424 |
305/350/400 |
72-82 |
1.72/1.50 |
|
458624 |
350 |
69-84 |
1.94/1.50 |
76cc |
460703 |
350 |
78-80 |
1.94/1.50 |
76cc |
462614 |
305/350 |
77-79 |
1.72/1.50 |
|
462624 |
350 |
76-87 |
1.94/1.50 2.02/1.60 |
76cc Crack prone |
464033 |
350 |
76-86 |
1.94/1.50 |
76cc |
464036 |
350 |
76-86 |
1.94/1.50 |
76cc |
468642 |
350/400 |
75-84 |
1.72/1.50 |
|
471513 |
267 |
79-81 |
1.72/1.50 |
|
472424 |
305 |
76-79 |
1.72/1.50 |
|
474213 |
305 |
78-82 |
1.72/1.50 |
|
474214 |
350 |
78-82 |
1.94/1.50 |
76cc |
475590 |
400 |
78-82 |
1.94/1.50 |
76cc |
517513 |
267 |
79-81 |
1.72/1.50 |
|
6259515 |
350 |
73 |
|
|
6260855 |
350 |
73-75 |
1.94/1.50 |
76cc |
6260856 |
350 |
73-76 |
1.94/1.50 |
76cc |
6272070 |
350 |
73 |
|
|
10045427 |
|
|
|
Pontiac/Chevy Aluminum, 91cc chamber Large Rectangle Port |
10049875 |
|
|
|
Pontiac/Chevy Aluminum Small Rectangle port |
10051128 |
454 |
90-94 |
2.19/1.88 |
72cc Bowtie Aluminum Rectangular port 400cc intake |
10052902 |
427 |
|
|
Oval Port Open chamber |
10101136 |
454 |
91-94 |
2.06/1.77 |
Open chamber Oval port |
10101140 |
366/427 |
91-01 |
|
Oval Port Closed chamber |
10114156 |
454 |
91-01 |
|
Oval Port Open chamber |
10121033 |
454 |
78-88 |
2.06/1.77 |
Open chamber Oval port |
10141279 |
454 |
96-01 |
|
Vortec 7400 100cc chambers Oval Port |
10487052 |
366 |
77-90 |
|
Oval Port Open chamber |
12352783 |
454 |
79-93 |
2.06/1.77 |
Open chamber Oval port |
12363391 |
|
|
|
Oval Port Bowtie Aluminum Signature Series |
12363401 |
|
|
|
Rectangle Port Bowtie Aluminum Signature Series |
12558162 |
496 |
01 & UP |
|
Gen.VII Vortec 8100 8.1L truck |
12560241 |
454 |
98-01 |
|
Vortec 7400 100cc chambers Oval Port |
12562932 |
454/502 |
91-95 |
|
Oval Port truck crate motor 118cc chambers |
12562934 |
502 |
00 & UP |
|
GenVI Marine |
14011077 |
454 |
89-94 |
2.19/1.88 |
118cc Replacement Aluminum Rectangular port 295cc intake |
14025175 |
454 |
83-93 |
2.06/1.77 |
Open chamber Oval port |
14044861 |
454 |
89-94 |
2.19/1.88 |
106cc Bowtie Aluminum Rectangular port 380cc intake |
14081044 |
454 |
86-90 |
2.06/1.77 |
Open chamber Oval port |
14081045 |
454 |
78-87 |
|
Oval Port Open chamber |
14081052 |
366/427/454 |
85-87 |
|
Oval Port Open chamber |
14092359 |
427 |
86-89 |
2.06/1.77 |
Open chamber Oval port |
14092360 |
454 |
85-89 |
2.06/1.77 |
Open chamber Oval port |
14096188 |
454 |
87-94 |
2.19/1.88 |
118cc Replacement Rectangular port 325cc intake |
14097088 |
502 |
89-date |
2.19/1.88 |
118cc Replacement Rectangular port 325cc intake GEN V |
14101398 |
454 |
86-90 |
2.06/1.77 |
Open chamber Oval port |
24502585 |
|
|
|
Olds/Chevy DRCE 2 Pro Stock aluminum |
330864 |
366/427/454 |
70-81 |
2.06/1.77 |
Open chamber Oval port |
330865 |
366/427/454 |
70-84 |
2.06/1.77 |
Open chamber Oval port |
330866 |
366/427 |
68-78 |
|
Oval Port Open chamber |
330867 |
427 |
68-73 |
|
Oval Port Open chamber |
336768 |
427 |
73-76 |
|
Oval Port Open chamber |
336781 |
454 |
73-85 |
2.06/1.77 |
113cc Oval port |
343771 |
366/427/454 |
68-85 |
2.06/1.77 |
Open chamber Oval port |
343772 |
366/427/454 |
76-84 |
2.06/1.77 |
Open chamber Oval port |
343783 |
454 |
75-78 |
2.06/1.77 |
Open chamber Oval port |
346236 |
454 |
75-87 |
2.06/1.77 |
113cc Oval port |
346238 |
454 |
75-87 |
2.06/1.77 |
113cc Oval port |
352625 |
454 |
70-76 |
|
Oval Port Open chamber |
353049 |
454 |
70-73 |
2.06/1.77 |
113cc Oval port |
366765 |
427/454 |
73-84 |
2.06/1.77 |
Open chamber Oval port |
3732791 |
348 |
58 |
|
|
3758379 |
348 |
59-61 |
|
|
3759256 |
348 |
58 |
|
|
3767738 |
348 |
59-61 |
|
|
3781147 |
348 |
60-61 |
|
High Perf |
3795586 |
409 |
61 |
|
360HP |
3814690 |
409 |
62-64 |
|
High Perf |
3819333 |
348/409 |
62-65 |
|
|
3830817 |
409 |
63-65 |
|
340HP |
3837731 |
409 |
63 |
|
High Perf Z-11 |
3852583 |
409 |
65 |
|
400HP |
3856206 |
396 |
65-66 |
2.06/1.77 |
98cc Oval port |
3856208 |
396 |
65 |
2.06/1.77 |
109cc Z-16/L-37 Rectangular port |
3856213 |
366 |
66-70 |
2.06/1.77 |
Closed chamber Oval port |
3856260 |
396 |
68 |
|
Oval Port Closed chamber |
3872702 |
396/427 |
66 |
2.06/1.77 |
98cc Oval port L-34/L-35/L-36 |
3873858 |
396/427 |
66-67 |
2.06/1.77 |
109cc L-78/L-72 Rectangular port |
3876875 |
427 |
66-70 |
2.06/1.77 |
Closed chamber Oval port |
3904390 |
396/427 |
66-67 |
2.06/1.77 |
98cc Oval port L-34/L-35/L-36 |
3904391 |
396/427 |
65-67 |
2.06/1.77 |
107cc L-78/L-71/L-72 Rectangular port |
3904392 |
427 |
67 |
2.19/1.88 |
106cc L-88/L-89 Aluminum Rectangular port |
3904393 |
366 |
66-68 |
2.06/1.77 |
Closed chamber Oval port |
3908952 |
427 |
67 |
|
Oval Port Open chamber |
3909802 |
396/427 |
66-67 |
2.06/1.77 |
100cc Oval port L-34/L-35/L-36/L-68 |
3917215 |
396/427 |
67-69 |
2.06/1.77 |
100cc Oval port L-34/L-35 |
3917219 |
366/427 |
66-70 |
2.06/1.77 |
Closed chamber Oval port |
3919840 |
396/427 |
67-69 |
2.06/1.77 |
107cc L-78/L-71/L-72 Rectangular port |
3919842 |
396/427 |
68-69 |
2.19/1.88 |
106cc L-88/L-89 Aluminum Rectangular port |
3931063 |
396/427 |
69-70 |
2.06/1.77 |
100cc Oval port L-34/L-35 |
3933148 |
366/396/427 |
69 |
2.06/1.77 |
122cc Oval port |
3933149 |
427 |
69-70 |
2.06/1.77 |
122cc Oval port |
3935401 |
427 |
68-76 |
|
Oval Port Open chamber |
3946074 |
396/454 |
69-71 |
2.19/1.88 |
118cc L-88/ZL-1 Aluminum Rectangular port |
3964280 |
427/454 |
66-70 |
2.06/1.77 |
Closed chamber Oval port |
3964290 |
396/402/427/454 |
69-70 |
2.06/1.77 |
100cc Oval port |
3964291 |
396/402/427/454 |
69-70 |
2.19/1.88 |
108cc L-78/L-71/L-72/LS-6 Rectangular port 325cc intake |
3964292 |
454 |
70 |
2.19/1.88 |
109cc LS-6 Rectangular port |
3965198 |
396 |
69 |
2.06/1.77 |
Open chamber Oval port |
3975950 |
366/427 |
68-70 |
2.06/1.77 |
Closed chamber Oval port |
3986133 |
366/427 |
70-85 |
2.06/1.77 |
Closed chamber Oval port |
3986136 |
366/427 |
70-84 |
2.06/1.77 |
Closed chamber Oval port |
3993820 |
402/454 |
71 |
2.06/1.77 |
113cc Oval port |
3994025 |
454 |
71 |
2.19/1.88 |
118cc LS-6 Rectangular port |
3994026 |
454 |
71 |
2.19/1.88 |
118cc LS-6 Rectangular port |
3999241 |
402/454 |
72 |
2.06/1.77 |
113cc Oval port |
473328 |
366 |
68-85 |
2.06/1.77 |
Open chamber Oval port |
6258723 |
454 |
71 |
2.19/1.88 |
118cc LS-6 Rectangular port |
6272292 |
402/454 |
71 |
2.06/1.77 |
Open chamber Oval port |
6272990 |
454 |
71-94 |
2.19/1.88 |
118cc Replacement Rectangular port 325cc intake |