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Chevy 305 Engine Rear Main Seal Replacement

O que você precisa

  1. Chevy 305 Engine Rear Main Seal Replacement, Rear Main Seal: passo 1, imagem 1 %32 Chevy 305 Engine Rear Main Seal Replacement, Rear Main Seal: passo 1, imagem 2 %32
    • Remove the 18 bolts holding the oil pan in place using the 3⁄8 and 1⁄2 sockets, 6 inch extension and 3⁄8 ratchet.

    • Fourteen 3/8 bolts around the perimeter and four 1/2 bolts on each corner.

    • Lift the oil pan up and forward so the oil pump pick up will clear the baffle.

    • Do not remove the oil pan gasket yet.

  2. Chevy 305 Engine Rear Main Seal Replacement: passo 2, imagem 1 %32 Chevy 305 Engine Rear Main Seal Replacement: passo 2, imagem 2 %32 Chevy 305 Engine Rear Main Seal Replacement: passo 2, imagem 3 %32
    • Remove the single 9/16 bolt holding the oil pump in place and pull straight up from the base of the oil pump to remove.

    • Using a rubber mallet to break loose, gently tap on the side of the base of the pump indicated by the arrow. DO NOT HIT THE TOP OF THE PICK UP TUBE AND SCREEN. This can potentially damage the pick up tube or screen.

  3. Chevy 305 Engine Rear Main Seal Replacement: passo 3, imagem 1 %32 Chevy 305 Engine Rear Main Seal Replacement: passo 3, imagem 2 %32
    • Remove the six 11/16 flywheel bolts using the 11/16 socket.

    • The breaker bar may be needed to break these bolts loose

    • This provides more room to access the rear main cap.

  4. Chevy 305 Engine Rear Main Seal Replacement: passo 4, imagem 1 %32 Chevy 305 Engine Rear Main Seal Replacement: passo 4, imagem 2 %32 Chevy 305 Engine Rear Main Seal Replacement: passo 4, imagem 3 %32
    • Remove the two 5/8 rear main cap bolts. Gently tap the side of cap with a rubber mallet if needed to break free.

    • Remove the rear main seal. The upper half of the seal can easily be removed by hand.

    • Loop the new bottom half of the seal through the slot indicated in picture.

    • Needle nose pliers may make this easier but be cautious not to handle the new seal too aggressively so you do not damage it .

    • Put the rear main cap back and torque to specs (65 ft.-lbs.) followed by the oil pump and torque to specs (60-70 ft.-lbs.)

Conclusão

To reassemble, follow these instructions in reverse order following manufacture recommended torque specs and sequences.

Uma outra pessoa concluiu este guia.

Matt Clark

Membro desde: 10/30/19

155 Reputação

Autoria de 1 guia

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