Rear Main Seal Adapters
Rear main seal adapters prevent leaks around the crankshaft seal, adding a layer of reliability to your engine’s configuration. They’re especially beneficial for adapting modern components to legacy setups. Use them with additional customization solutions for a tailored performance build.
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Allstar Performance Replacement P-Bolt with Nut for Rear Main Seal Adapter ALL99135
ALLSTAR PERFORMANCE
$35.99If you're running an Allstar Performance Rear Main Seal Adapter, you need a replacement P-Bolt and nut kit that matches the precision and durability of your engine setup. This steel fastener assembly with black oxide finish resists corrosion while...ALL99135- SKU:
- ALL99135
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- ALL99135
$35.99Qty in Cart: 0Quantity:Price:$35.99Subtotal: -
Allstar Performance Rear Main Seal Adapter 86-up Pan ALL26126
ALLSTAR PERFORMANCE
$132.99Upgrade your Small Block Chevy build the right way with the Allstar Performance Rear Main Seal Adapter (ALL26126) — a must-have kit that lets you ditch that old two-piece seal setup and step up to a modern, leak-resistant one-piece design. Whether you're...ALL26126- SKU:
- ALL26126
- Availability:
- Ships Same Business Day
- Weight:
- 1.27 LBS
- MFG Part #:
- ALL26126
$132.99Qty in Cart: 0Quantity:Price:$132.99Subtotal: -
Allstar Performance Rear Main Seal Adapter Pre-86 Pan ALL26125
ALLSTAR PERFORMANCE
$199.99Upgrade your Small Block Chevy build with confidence using the Allstar Performance Rear Main Seal Adapter (ALL26125) — the smart solution for bridging a 1-piece block with a 2-piece crank seal setup. Machined from premium billet aluminum, this adapter...ALL26125- SKU:
- ALL26125
- Availability:
- Ships Same Business Day
- Weight:
- 1.19 LBS
- MFG Part #:
- ALL26125
$199.99
