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Vehicle Info NeededSEALED POWERPART NUMBER: 844-288P30
Pistons Pontiac 195ci L4 / 389ci V8 +030
$78545
Ships on 09/25/2026
Lowest Price GuaranteeGM Pistons
- Cast Pistons
- Pontiac 195ci Inline-4 / 389ci V8
- 4.0925" Bore (+.030")
- Flat Top w/4 Valve Reliefs
- Set of 8
Technical Specs: - Material: Cast Aluminum
- Bore: 4.0925' (103.95mm)
- Piston Top: Flat Top w/4 Valve Reliefs
- Compression Height: 1.700"
- Compression Ring Groove: 5/64"
- Second Ring Groove: 5/64"
- Oil Ring Groove Width: 3/16"
- Full Length: N/A
- Pin Size: 0.9804" O.D. (24.90mm)
- Pin Type: N/A
- Skirt Type: Non-Coated
- Piston Skirt Clearance: N/A
- Notes: Use Piston Ring p/n 844-E253X30 Standard Set; p/n 844-E253K30 Premium Set (Rings Not Included)
- The value of Speed-Pro's line of cast aluminum pistons are hard to beat for budget or stock-style rebuilds. They are made from high-quality aluminum alloys and feature a carefully controlled casting, heat-treating, and CNC-machining process. And, because they're designed and manufactured to exceed OEM specs, they'll provide improved reliability, performance, and a long service life.
Part TypePiston
Product LineSpeed-Pro Cast Pistons
BrandSEALED POWER
Package Height5.1
Package Width10.2
Package Length20.5
Weight15.65 PG
Part CategoryReplacement Parts
QuantitySet of 8
Vendor Part NumberBSE288P30
Package Qty1
Package TypeEA
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