Schumacher says 63-66. They have there own version of the 273/318 AND the modified ones for 340/360 but they have been out of stock for over a year
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Engine Conversion and Replacement Kits for '63-66 A-Body
View attachment 1715358905
(340/360 shown)
'63-66 A-Body S6 or V8 to 273/318 or 340/360 Replacement or Upgrade Kit
Exclusive, mounting brackets bolt a 273/318 or 340/360 directly to your Slant 6 or V8 K-member — with no cutting, welding, suspension changes or K-member removal required. Also available for 273/318 replacement or 273/318 to 340/360 upgrades. Powder-coated brackets, factory-style insulators, grade 8 bolts. Available with original rubber insulators or our polyurethane
Poly-Loc insulators.
(see installation instructions and tech tips)
NOTE: '63-66 A-body Poly-Locs are designed for use with SCS conversion kits; they are not compatible with original '63-66 A-body brackets.
A63A (273/318) - $144 + $20 S&H
View attachment 1715358906
A63LA (340/360) - $144 + $20 S&H
View attachment 1715358907
A12D (273/318 with Poly-Locs) - $294 + $20 S&H
View attachment 1715358908
A13D (340/360 with Poly-Locs) - $294 + $20 S&H
View attachment 1715358909
