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ENGINE BLOCK COMPONENTS Parts
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![Rear Main Seal Adapter for Small Block Chevy 350 [Aluminum]](https://www.jegs.com/images/mini_100/700/746/746-pce536.1002.jpg)
![Rear Main Seal Adapter for Small Block Chevy 350 [Aluminum]](https://www.jegs.com/images/mini_200/700/746/746-pce536.1002.jpg)
MOROSO
Small Block Chevy Rear Seal Adapter Use with New Style Oil Pan (1986 and Newer Blocks with 1-Piece Rear Seal)
Part Number: 710-38315
$24999
Ships Tomorrow
Lowest price guarantee
MOROSO
Small Block Chevy Rear Seal Adapter Use with New Style Oil Pan (1986 and Newer Blocks with 1-Piece Rear Seal)
Part Number: 710-38315
Ships TomorrowLowest Price Guarantee$24999
JEGS
Brass Freeze Plug Kit for 1965-1990 Big Block Chevy 396-454 Mark IV
Part Number: 555-58003
$2985$31.99
YOU SAVE
$2.14Ships TomorrowLowest price guarantee
JEGS
Brass Freeze Plug Kit for 1965-1990 Big Block Chevy 396-454 Mark IV
Part Number: 555-58003
Ships TomorrowLowest Price Guarantee$2985 $31.99
YOU SAVE
$2.14
DORMAN PRODUCTS
555-036 Steel Cup Expansion Plug 1-49/64 in., Height 0.380; Cadillac/Ford/International/Lincoln/Mercury
Part Number: 326-555-036
$1412
Ships on 10/23/2026Lowest price guarantee
DORMAN PRODUCTS
555-036 Steel Cup Expansion Plug 1-49/64 in., Height 0.380; Cadillac/Ford/International/Lincoln/Mercury
Part Number: 326-555-036
Ships on 10/23/2026Lowest Price Guarantee$1412
DORMAN PRODUCTS
555-029 Steel Cup Expansion Plug 1-9/16 in., Height 0.380; 1966-1971 CHRYSLER, 1958-2005 FORD, 1953-2005 GENERAL
Part Number: 326-555-029
$1530
Ships on 10/23/2026Lowest price guarantee
DORMAN PRODUCTS
555-029 Steel Cup Expansion Plug 1-9/16 in., Height 0.380; 1966-1971 CHRYSLER, 1958-2005 FORD, 1953-2005 GENERAL
Part Number: 326-555-029
Ships on 10/23/2026Lowest Price Guarantee$1530
DORMAN PRODUCTS
550-030 Concave Steel Cup Expansion Plug 2-1/8 in., Height 2.120 in.; 1957-1959 Dodge
Part Number: 326-550-030
$1642
Ships on 10/28/2026Lowest price guarantee
DORMAN PRODUCTS
550-030 Concave Steel Cup Expansion Plug 2-1/8 in., Height 2.120 in.; 1957-1959 Dodge
Part Number: 326-550-030
Ships on 10/28/2026Lowest Price Guarantee$1642