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1991 Avanti Ii Parts
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Aluminum Harmonic Balancer Cover for Small Block Chevy with 6-3/4" Balancer in Black
Part Number: 778-66517BKC
$2325$31.99
YOU SAVE
$8.74
Ships on Nov 02, 2026
Lowest price guarantee
PROFORM
Aluminum Harmonic Balancer Cover for Small Block Chevy with 6-3/4" Balancer in Black
Part Number: 778-66517BKC
Ships on Nov 02, 2026Lowest Price Guarantee$2325 $31.99
YOU SAVE
$8.74
PROFORM
Small Block Chevy Chrome Moly 1-Piece Pushrods 5/16" Diameter in +.100" - 7.900" Length
Part Number: 778-66892C
$6975$93.99
YOU SAVE
$24.24Ships on Nov 02, 2026Lowest price guarantee
PROFORM
Small Block Chevy Chrome Moly 1-Piece Pushrods 5/16" Diameter in +.100" - 7.900" Length
Part Number: 778-66892C
Ships on Nov 02, 2026Lowest Price Guarantee$6975 $93.99
YOU SAVE
$24.24
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Stamped Steel Long Slot Rocker Arms for Small Block Chevy with 1.5 Ratio & 3/8" Stud
Part Number: 778-66905
$9199
Ships on Nov 02, 2026Lowest price guarantee
PROFORM
Stamped Steel Long Slot Rocker Arms for Small Block Chevy with 1.5 Ratio & 3/8" Stud
Part Number: 778-66905
Ships on Nov 02, 2026Lowest Price Guarantee$9199
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Aluminum Roller Rockers for Small Block Chevy with 1.5 Ratio & 7/16" Stud
Part Number: 778-66909
$21699
Ships on Nov 02, 2026Lowest price guarantee
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Aluminum Roller Rockers for Small Block Chevy with 1.5 Ratio & 7/16" Stud
Part Number: 778-66909
Ships on Nov 02, 2026Lowest Price Guarantee$21699
![66914 Self-Aligning Aluminum Roller Rocker Arms, 1.5 Ratio for Chevy Small Block Engines w/Centerbolt Heads [3/8 in. Stud]](https://www.jegs.com/images/mini_100/700/778/778-66914.jpg)
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66914 Self-Aligning Aluminum Roller Rocker Arms, 1.5 Ratio for Chevy Small Block Engines w/Centerbolt Heads [3/8 in. Stud]
Part Number: 778-66914
$23599
Ships on Nov 02, 2026Lowest price guarantee![66914 Self-Aligning Aluminum Roller Rocker Arms, 1.5 Ratio for Chevy Small Block Engines w/Centerbolt Heads [3/8 in. Stud]](https://www.jegs.com/images/mini_200/700/778/778-66914.jpg)
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66914 Self-Aligning Aluminum Roller Rocker Arms, 1.5 Ratio for Chevy Small Block Engines w/Centerbolt Heads [3/8 in. Stud]
Part Number: 778-66914
Ships on Nov 02, 2026Lowest Price Guarantee$23599
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Self-Aligning Aluminum Roller Rockers for Small Block Chevy with 1.6 Ratio & 3/8" Stud
Part Number: 778-66915
$23999
Ships on Nov 02, 2026Lowest price guarantee
PROFORM
Self-Aligning Aluminum Roller Rockers for Small Block Chevy with 1.6 Ratio & 3/8" Stud
Part Number: 778-66915
Ships on Nov 02, 2026Lowest Price Guarantee$23999
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Aluminum Roller Rockers for Small Block Chevy with 1.5/1.6 Ratio & 3/8" Stud
Part Number: 778-66920C
$22699
Ships on Nov 02, 2026Lowest price guarantee
PROFORM
Aluminum Roller Rockers for Small Block Chevy with 1.5/1.6 Ratio & 3/8" Stud
Part Number: 778-66920C
Ships on Nov 02, 2026Lowest Price Guarantee$22699
CLEVITE MAHLE
Exhaust Manifold Gasket Set 1955-1995 Small Block Chevy V8 265/267/283/305/307/327/350/400
Part Number: 695-MS7110X
$799
Ships on Nov 02, 2026Lowest price guarantee
CLEVITE MAHLE
Exhaust Manifold Gasket Set 1955-1995 Small Block Chevy V8 265/267/283/305/307/327/350/400
Part Number: 695-MS7110X
Ships on Nov 02, 2026Lowest Price Guarantee$799
CLEVITE MAHLE
Automatic Transmission Gasket 1982-2012 GM 700R4/4L60/4L60E in Cork-Rubber
Part Number: 695-W39365
$1351
Ships on Nov 02, 2026Lowest price guarantee
CLEVITE MAHLE
Automatic Transmission Gasket 1982-2012 GM 700R4/4L60/4L60E in Cork-Rubber
Part Number: 695-W39365
Ships on Nov 02, 2026Lowest Price Guarantee$1351
ATK ENGINES
Remanufactured Crate Engine for 1987-1988 Chevy/GM Cars with 305ci/5.0L V8
Part Number: 059-DCB3
$1,93699
Ships on Nov 02, 2026Lowest price guarantee
ATK ENGINES
Remanufactured Crate Engine for 1987-1988 Chevy/GM Cars with 305ci/5.0L V8
Part Number: 059-DCB3
Ships on Nov 02, 2026Lowest Price Guarantee$1,93699
ATK ENGINES
TQBU18A Remanufactured Automatic Transmission Torque Converter for GM TH700R4/4L60 87-95
Part Number: 059-TQBU18A
$12999
Ships on Nov 02, 2026Lowest price guarantee
ATK ENGINES
TQBU18A Remanufactured Automatic Transmission Torque Converter for GM TH700R4/4L60 87-95
Part Number: 059-TQBU18A
Ships on Nov 02, 2026Lowest Price Guarantee$12999
ATK ENGINES
Remanufactured Automatic Transmission Torque Converter for GM TH700R4/4L60 87-95 HS
Part Number: 059-TQBU18AH
$11999
Ships on Nov 02, 2026Lowest price guarantee
ATK ENGINES
Remanufactured Automatic Transmission Torque Converter for GM TH700R4/4L60 87-95 HS
Part Number: 059-TQBU18AH
Ships on Nov 02, 2026Lowest Price Guarantee$11999
ATK ENGINES
Remanufactured Automatic Transmission Torque Converter for GM TH700R4/4L60 87-95 LS
Part Number: 059-TQBU18AL
$12999
Ships on Nov 02, 2026Lowest price guarantee
ATK ENGINES
Remanufactured Automatic Transmission Torque Converter for GM TH700R4/4L60 87-95 LS
Part Number: 059-TQBU18AL
Ships on Nov 02, 2026Lowest Price Guarantee$12999
ATK ENGINES
2C36 Remanufactured Cylinder Head for 1987-1995 Chevy/GMC/Cadillac/Buick/Olds/Pontiac with 305ci/5.0L V8
Part Number: 059-2C36
$24999
Ships on Nov 02, 2026Lowest price guarantee
ATK ENGINES
2C36 Remanufactured Cylinder Head for 1987-1995 Chevy/GMC/Cadillac/Buick/Olds/Pontiac with 305ci/5.0L V8
Part Number: 059-2C36
Ships on Nov 02, 2026Lowest Price Guarantee$24999
DERALE
Thermostatic Sandwich Adapter Kit Fits GM applications only with 13/16"-16 thread
Part Number: 259-15720
$7226
Ships on Nov 02, 2026Lowest price guarantee
DERALE
Thermostatic Sandwich Adapter Kit Fits GM applications only with 13/16"-16 thread
Part Number: 259-15720
Ships on Nov 02, 2026Lowest Price Guarantee$7226
COMP CAMS
Factory Muscle Hydraulic Flat Tappet Camshaft Small Block Chevy 262-400ci 1955-98 Lift: .390"/.410"
Part Number: 249-12-105-3
$29795
Ships on Nov 02, 2026Lowest price guarantee
COMP CAMS
Factory Muscle Hydraulic Flat Tappet Camshaft Small Block Chevy 262-400ci 1955-98 Lift: .390"/.410"
Part Number: 249-12-105-3
Ships on Nov 02, 2026Lowest Price Guarantee$29795
