12556121 - Chevrolet Performance Parts 350 Partial Engine (Shortblock) Used With 12568758 (Goodwrench #12520270) (1987-1995 Truck Engine) & 1996-2000 Chevy & GMC Vortec 350 (Vin Code R)
This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.
12556121 - New from GM Performance Parts, Partial engine assembly used with GM Goodwrench 12520270 Built from all new parts, assembly includes:
- Cast iron 4 bolt main block with 1 piece rear main seal- factory roller compatible
- Nodular iron crankshaft
- Powdered metal connecting rods
- Dished hypereutectic pistons (18cc dish)
- Brass freeze plugs
- Does Not Have A Mechanical Fuel Pump Provision
- Cam bearings
- Can be used in marine applications
- Note: Oil Pump Is Not Included
When used with 76cc heads compression ratio will be 8.1:1
When used with 64cc heads compression ratio will be 9.1:1
When used with 62cc heads compression ratio will be 9.2:1
When used with 58cc heads compression ratio will be 9.6:1
- Item Requires Shipping
- 253.0 lbs.
- W19.0000” x H16.9000” x L28.3000”
- FREE 48 State Shipping
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