PDA

View Full Version : GM exhaust Casting Numbers



admin
05-13-2024, 08:24 PM
Use these casting numbers to identify the exhaust manifolds you have.



Casting Number

Years


Engine


Side


Comments



336706

74-78


350


RH




336707

74-78


350


LH




336708

74-78


350


RH




336709

74-78


350


RH


Camaro & Z-28 with A.I.R.



336710

74-78


307, 350 & 400


LH


Chevelle, Camaro, Z-28, Nova and P***enger with A.I.R.



346222

74-80


307, 350 & 400


RH


Chevelle, Camaro, Nova and P***enger with A.I.R.



346247

75-77


262, 350 & 400


LH


Chevelle, Camaro, Monte Carlo and P***enger 110, 145, 155 & 175 HP



346248

75-77


262, 350 & 400


RH


Chevelle, Camaro, Monte Carlo and P***enger 110, 145, 155 & 175 HP



354432

75-76


262


RH


110 HP



354433

75-76


262


LH


110 HP



364753

76-80


307, 350 & 400


LH


Camaro, Monte Carlo, Malibu and P***enger



372243

74-83


307, 350 & 400


RH


Corvette and Replacement manifold



462697

77-79


267 & 305


LH


Monte Carlo and Malibu



462698

77-83


267 & 305


RH


Monte Carlo and Malibu



474008

78-82


267, 305 & 350


RH




745994

80-86


267 & 305


LH




3704791

55-56


265


LH


Corvette and P***enger 195 HP



3704792

55-56


265


RH


Corvette and P***enger 195 HP



3725563

56


265


LH & RH


Corvette and P***enger 210 HP 2-Bolt Flange



3731557

56


265


LH


Corvette and P***enger 225 HP



3731558

56


265


RH


Corvette and P***enger 225 HP



3732498

58


283


RH


Corvette FI



3733975

57


283


LH


Corvette and P***enger 220, 245, 250, 270 & 283 HP



3733976

57


283


RH


Corvette and P***enger 220, 245, 250, 270 & 283 HP



3737902

62-65


327


RH


300, 340, 360, 365 & 375 HP 2.5" Outlet



3746563

65


327


LH


300 HP



3747038

58-65


283 & 327


RH


Corvette and P***enger 220, 250 & 300 HP 1.9" Outlet



3747042

58-68


283, 307 & 327


RH


Corvette and P***enger 195, 200, 220, 250, 270, 275, 290, 300 & 350 HP 1.9" Outlet



3747938

64


327


LH & RH


250 & 300 HP



3747942

65


327


LH & RH


250, 350 & 365 HP



3749965

58-63


283 & 327


LH


Corvette and P***enger 230, 245, 250, 270, 275, 290, 300 & 315 HP



3750556

58-65


283 & 327


RH


Corvette and P***enger 230, 245, 250, 270, 275, 290, 300 & 315 HP



3780728

64-67


327


LH


Chevy II



3790729

64-67


283 & 327


LH


195, 220, 250, 270, 275, 300 & 350 HP 2.0" Outlet Chevy II



3790730

64-65


283 & 327


RH


220, 250 & 300 HP 1.9" Outlet Chevy II



3791162

65-66


283 & 327


RH


Chevy II with AC



3791182

66-67


283 & 327


RH


P***enger with AC



3797901

62-63


327


LH


Corvette 300, 340 & 360 HP



3797902

62-65


327


RH


Corvette 300, 340, 360, 365 & 375 HP 2.5" Outlet



3797942

63-65


327


LH & RH


Corvette 300, 360, 365 & 375 HP 2.5" Outlet



3834947

64-68


283, 307 & 327


LH


Chevelle 195, 200, 210, 220, 250, 275, 295, 300, 325, 350 & 365 HP 2.0" Outlet



3836968

55-56


265


RH


Corvette and P***enger 195 HP



3837069

55


265


LH


Corvette and P***enger 195 HP



3840715

64


283 & 327


LH


Chevelle



3840912

64-68


283, 307, 327 & 350


RH


Chevelle, Camaro and Nova 195, 200, 210, 220, 250, 275, 295, 300, 325, 350 & 365 HP 1.9" Outlet



3846559

64-71


327 & 350


LH


Corvette 250, 270, 300 & 350 HP 2.0" Outlet



3846563

64-65


327


LH


Corvette 300, 350 & 365 HP 2.5" Outlet



3846659

66


327


LH


350 HP



3849288

64-67


283 & 327


RH


195, 220, 275 & 350 HP 1.9" Outlet Chevy II



3849290

64-67


283 & 327


RH


195, 220, 275 & 350 HP 1.9" Outlet Chevy II with AC



3855163

65-68


283, 307 & 327


LH


P***enger and Truck 195, 200, 220, 250 & 275 HP 2.0" Outlet



3872723

66-67


283 & 327


LH


195, 220, 275 & 350 HP 2.0" Outlet Chevy II A.I.R.



3872729

66


283 & 327


LH


Chevelle 195,220, 275 & 350 HP 2.0" Outlet A.I.R.



3872730

66-68


283, 302, 307 & 327


RH


Chevelle, Camaro & Z-28 200, 210, 220, 250, 275, 290, 325 & 350 HP 1.9" Outlet A.I.R.



3872738

66-67


283 & 327


RH


195, 220, 275 & 350 HP 1.9" Outlet Chevy II



3872741

66-68


283, 307 & 327


LH


P***enger 195, 200, 220, 250 & 275 HP 2.0" Outlet A.I.R.



3872765

67-71


327 & 350


LH


Corvette 300, 330, 350 & 370 HP 2.0" Outlet A.I.R.



3872778

66-68


283, 307 & 327


RH


Corvette, P***enger and Truck 195, 200, 250, 275, 300 & 350 HP 1.9" Outlet A.I.R.



3887186

66


283


RH


220 HP 1.9" Outlet



3890424

64-67


283 & 327


RH


Chevy II



3892679

66-68


283, 302, 307, 327 & 350


LH


Chevelle, Camaro and Z-28 195, 200, 210, 220, 250, 275, 290, 295 & 325 HP 2.0" Outlet



3892683

66-68


283, 302, 307, 327 & 350


LH


Chevelle, Camaro and Z-28 195, 200, 210, 220, 250, 275, 290, 295 & 325 HP 2.0" Outlet



3893604

66-68


283 & 327


RH


P***enger A.I.R.



3893608

67-68


283, 302, 307, 327 & 350


RH


Chevelle, Camaro and Z-28 195, 200, 210, 250, 275, 290, 295 & 325 HP 1.9" Outlet



3896956

67-68


283 & 327


RH


Truck



3905364

69-72


307, 350 & 400


RH


Truck



3932376

69-70


307, 327, 350 & 400


RH


Chevelle and Camaro 200, 210, 250, 255, 265 & 300 HP 1.9" Outlet



3932461

69-74


327 & 350


LH & RH


Corvette 190, 195, 200, 235, 255, 300, 330 & 350 HP 1.9" Outlet A.I.R.



3932465

69-70


327, 350 & 400


RH


P***enger 235, 250, 255, 265, 300 & 350 HP 1.9" Outlet



3932469

69-70


327 & 350


LH


P***enger 235, 250, 255 & 300 HP 2.0" Outlet



3932473

69-70


327, 350 & 400


LH


P***enger 235, 250, 255, 265 & 300 HP 2.0" Outlet



3932481

69


350


RH


Corvette



3940972

67


350


RH


Camaro 295 HP



3942527

69-70


302, 307, 327 & 350


LH


Chevelle, Camaro, Z-28 and Nova 200, 210, 250, 255, 290, 300 & 360 HP 2.0" Outlet A.I.R.



3942529

69-70


302, 307, 327, 350 & 400


LH


Chevelle, Camaro and Nova 200, 210, 250, 255, 290 & 300 HP 2.0" Outlet



3946826

69-70


302, 307, 327 & 350


RH


Chevelle, Camaro, Z-28 and Nova200, 210, 250, 255, 290, 300 & 360 HP 1.9" Outlet A.I.R.



3959562

72-74


307, 350 & 400


RH


Chevelle, Camaro and Z-28 115, 130, 145, 150, 160, 165, 170, 175, 180, 185 & 245 HP 2.0" Outlet A.I.R.



3973432

70-74


307, 350 & 400


RH


Chevelle, Camaro, Nova and P***enger 115, 130, 150, 165, 170, 175, 180, 200, 245, 250, 255, 270 & 300 HP 2.0" Outlet



3986330

69-73


302, 307, 327 & 350


RH


Camaro and Z-28 200, 210, 245, 250, 255, 290, 300, 330 & 360 HP 1.9" Outlet A.I.R.



3989036

71-75


350


LH & RH


Corvette and P***enger 165, 195, 200, 205 & 270 HP 2.0" Outlet with and without A.I.R.



3989041

69-74


302, 307, 327, 350 & 400


LH


Camaro, Z-28 and Nova 115, 130, 145, 150, 160, 165, 170, 180, 185, 200, 210, 245, 250, 255, 290, 300, 330 & 360 HP 2.0" Outlet with and without A.I.R.



3989043

70-73


307, 350 & 400


LH


Chevelle, Camaro, Nova and P***enger 105, 115, 130, 145, 150, 165, 175, 185, 200, 245, 250, 255, 270 & 300 HP 2.0" Outlet with and without A.I.R.



3989055

69-72


307, 350 & 400


LH




3997742

71-78


307 & 350


RH


2.0" Outlet



3998902

72-78


307 & 350


RH




10045315

88-94


305 & 350


LH




10045317

88-94


305 & 350


LH




10045317

88-94


305 & 350


LH




10046123

87-92


305 & 350


LH




10046139

84-85


350


LH




10046140

84-85


350


RH




10055734

87-91


350


RH




10092901

89-91


350


LH




10092903

89-94


350


LH




10092905

89-94


350


LH




10108437

87-93


305 & 350


RH




10128448

91-93


305 & 350


LH




10128483

91-93


305 & 350


LH




10166144

91-94


350


RH




10166145

87-90


305 & 350


LH




10166147

89-94


305 & 350


LH




10166158

89-94


305 & 350


RH




10168494

94


265 & 350


LH




10207656

93-94


350


LH




10207657

93


350


RH




10433037

82-86


305


LH




12550621

94


265


RH




12550622

91


350


RH




14007400

80-86


267 & 305


LH




14014437

80-84


305


LH




14014438

80-84


305


RH




14014459

81-86


305 & 350


LH




14014500

79-86


267, 305 & 350


RH




14022625

80-81


305


LH




14031361

82-86


305


RH




14031376

81-86


350


RH




14034069

81-86


350


RH




14034075

81-86


305 & 350


LH




14043373

82-86


305


LH




14050233

83-86


305 & 350


LH




14050282

83-87


305 & 350


RH




14050287

82-86


305


LH




14057029

84-85


350


LH




14057030

84-85


350


RH




14060630

81-86


350


RH




14060633

81-86


305 & 350


LH




14067365

77-86


267, 305, 350 & 400


LH




14068667

85-88


350


LH




14068670

85-88


350


RH




14071200

83-86


305


RH




14075611

83-86


305


LH




14079295

85-86


305 & 350


LH




14079296

85-86


305 & 350


RH




14087511

86-91


350


LH




14087512

86-91


350


RH




14093653

87-90


305 & 350


LH




14093654

87-90


305 & 350


RH




14093655

87-90


305 & 350


LH




14093658

88-94


305 & 350


RH




14093660

87-90


305 & 350


RH




14093682

87-90


305 & 350


RH




14094045

87-90


305 & 350


LH




14094063

87-92


305 & 350


LH




14094064

87-92


305 & 350


RH




14094065

85-88


350


RH




14101054

87-88


305 & 350


RH




14102016

88-94


305 & 350


RH




14102018

89-94


305 & 350


RH




14103206

87-91


305 & 350


RH




14103207

87-91


305 & 350


LH




329225

73-76


454


LH


Chevelle and P***enger with and without A.I.R.



353028

73-76


454


LH


Chevelle and P***enger with and without A.I.R.



353030

73-76


454


LH


Police



3732793

58-61


348


LH


P***enger



3732794

58-61


348


RH


P***enger



3767583

59-61


348 & 409


LH


P***enger



3767584

59-61


348 & 409


RH


P***enger



3814682

62-64


409


RH


P***enger



3814683

62-64


409


LH


P***enger



3822925

62-64


409


LH


P***enger & Z-11



3822926

62-64


409


RH


P***enger & Z-11



3855161

65


409


LH


P***enger 340 & 400 HP



3855162

65


409


RH


P***enger 340 & 400 HP



3856297

65


396


LH


325 HP



3856301

65


396


LH


425 HP Corvette



3856302

65


396


RH


425 HP Corvette



3856306

65


396


RH


P***enger 325 HP



3857297

65


396


LH


P***enger 325 HP



3868874

65-66


396


RH


Chevelle 325, 360 & 375 HP Z-16



3869925

65


396


LH


Chevelle 375 HP Z-16



3872770

66


396


RH




3880827

66-69


427 & 454


LH


Corvette



3880828

66-72


427 & 454


RH


Corvette 270, 365, 390 & 425 HP with and without A.I.R. LS-5 & LS-6



3880869

70-72


454


LH


Corvette 365 & 425 HP with and without A.I.R. LS-5 & LS-6



3883827

66


427


LH


P***enger



3883828

66


427


RH


P***enger



3883999

66


396


LH


Chevelle 325, 360 & 375 HP



3884504

66-67


396 & 427


RH


P***enger 325, 385 & 390 HP



3892307

66-67


396 & 427


LH


P***enger 325 & 390 HP



3902401

67


396


LH


Chevelle



3904399

66


396


LH




3909879

67-70


396, 427 & 454


LH


Chevelle, Camaro and Nova 325, 350, 375, 425, 430 & 450 HP LS-6 COPO



3909880

67


396


RH


Chevelle and Camaro 325, 350 & 375 HP



3914613

68-70


396 & 427


LH


P***enger 265, 325, 335, 345, 390 & 425 HP



3916178

68-70


396, 427 & 454


RH


Chevelle, Camaro, Nova and P***enger 325, 350, 375, 425, 430 & 450 HP COPO LS-5 & LS-6



3969869

70-74


454


LH


Corvette 270, 365 & 390 HP with and without A.I.R. LS-5



3989310

71-72


402 & 454


RH


Chevelle, Camaro, Monte Carlo and P***enger



3989343

71-72


402 & 454


LH


Chevelle, Camaro, Monte Carlo and P***enger



3994045

73-75


454


LH


Police