This is probably your gasket:
1982 :
CHEVROLET :
P30 VAN :
7.4L 454 cubic inch V8 4BBL (W) :
Exhaust : Exhaust Flange
View Advice ItemPriceCoreTotalAdd to Cart WALKER Part # 31923 {RH}
Before 1-1-85; Do Not Use w/Fed. Emission Control or H5D Emissions
More Info$4.56$0.00$4.56
And this is a list of alternators from the same company, I have added email and phone links for you:
BECK/ARNLEY Part # 1866013
Alternator, Remanufactured, 63 Amperes;1 V-Belt;Connectors At 3 O'clock;1 Per Car
More Info$30.79$10.00$40.79
SPECTRA PREMIUM Part # 71273 {Remanufactured - May Not Include Pulley}
Standard w/o AC; Amps: 42; Clock Position: 3:00
Standard w/AC; Amps: 63; Clock Position: 3:00
More Info$27.99$18.00$45.99 OE+ Part # 71273 {Remanufactured - May Not Include Pulley}
Standard w/AC; Amps: 63; Clock Position: 3:00
Standard w/o AC; Amps: 42; Clock Position: 3:00
More Info$36.99$10.00$46.99 REMY Part # 20039 {Remanufactured - May Not Include Pulley}
with Air Conditioning; 63 Amps; CAUTION: Pulley Change may be Required
More Info$39.79$10.00$49.79 REMY Part # 20038 {Remanufactured - May Not Include Pulley}
without Air Conditioning; 42 Amps; CAUTION: Pulley Change may be Required
More Info$40.79$10.00$50.79 ACDELCO Part # 3342112 {63 AMP #19135670}
GENERATOR,(REMAN) DELCO 10SI (63 AMPS)
More Info$44.79$7.00$51.79 NSA Part # ALT1010A {New}
More Info$71.79$0.00$71.79 ACDELCO Part # 3342133 {80 AMP #19135691}
GENERATOR,(REMAN) DELCO 27SI (80 AMPS)
More Info$83.79$8.00$91.79 SPECTRA PREMIUM Part # 7135M {Remanufactured - May Not Include Pulley}
w/Optional Heavy Duty; Amps: 80
More Info$72.79$20.00$92.79 ACDELCO Part # 321259 {66:AMPS #10495434}
GENERATOR,(REMAN) w/42 AMP(K79)
GENERATOR,(REMAN) w/o A/C MAN CONT(C60)
More Info$80.79$12.10$92.89 BECK/ARNLEY Part # 1886013
Alternator, New, 63 Amperes;1 V-Belt;Connectors At 3 O'clock;1 Per Car
More Info$102.79$0.00$102.79 ACDELCO Part # 32139 {63:AMPS #01979865}
GENERATOR,(REMAN)
More Info$89.79$14.00$103.79 OE+ Part # 7135 {Remanufactured - May Not Include Pulley}
w/Optional Heavy Duty; Amps: 80
More Info$69.99$37.00$106.99 BECK/ARNLEY Part # 1866068
Alternator, Remanufactured, 100 Amperes;1 V-Belt;Heavy Duty;Optional;1 Per Car
More Info$85.79$30.00$115.79 BECK/ARNLEY Part # 1886068
Alternator, New, 100 Amperes;1 V-Belt;Heavy Duty;Optional;1 Per Car
More Info$159.79$0.00$159.79 ACDELCO Part # 32149 {80:AMPS #01979868}
GENERATOR,(REMAN) w/80 AMP(K97)
More Info$194.79$14.00$208.79 BOSCH Part # AL530X {May Not Include Pulley}
Std. wo/AC; Reman
Std. w/AC; Reman* Non-stock item--shipping delayed up to 7 business days *
More Info$48.99$17.00$65.99 REMY Part # 91751 {Remy New Gold}
42/63 Amps; CAUTION: Pulley Change May Be Required* Non-stock item--shipping delayed up to 2 business days *
More Info$76.79$0.00$76.79 BOSCH Part # AL530N
Std. wo/AC
Std. w/AC* Non-stock item--shipping delayed up to 7 business days *$88.79$0.00$88.79 CARDONE SELECT Part # 377127SE3
Replacement Part has Self Exciting Regulator; 63 Amp Replaces Original 42 or 63 Amp* Non-stock item--shipping delayed up to 2 business days *
More Info$112.79$0.00$112.79 BOSCH Part # AL544X {May Not Include Pulley}
w/Opt. H.D.; Reman* Non-stock item--shipping delayed up to 7 business days *
More Info$102.99$55.00$157.99
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