James, manifold spacer. 4-bolt Linkert

3/8″ (9.5mm) thick insulating block/insulator block. Fits all 40-47 Knuckle 48-65 Panhead and 52-56 K models with stock carburetor with 4-bolt Linkert manifold. OEM replacement reference 29250-55 27412-48 / 1121-48 insulating block.
40-65 OHV B.T. 52-56 K/KH. With 4-bolt Linkert (NU)
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