At a Glance
- Condition: OEM used, gear engagement tested, LSD function verified, output shaft splines inspected
- Availability: In stock for G8 applications
- Shipping: Free shipping to all 50 states, 5 to 10 business days on differential assemblies
- Application: Pontiac G8 2008-2009 US market - Pontiac's rear-wheel drive V8 performance sedan (Australian Holden Commodore rebadge)
- Limited slip rear differential: locks both rear wheels together under acceleration for improved traction and cornering performance
- Australian Holden Commodore rebadge: The Pontiac G8 was a rebadged Australian Holden Commodore VE (2006-2013 Australia) with US-market Pontiac badging and minor variations
- Zeta platform: The G8 uses GM's Zeta rear-wheel drive platform - shared with Australian Holden Commodore VE, later Chevrolet Camaro (5th gen 2010-2015), and various other GM Zeta applications
- Powertrain options: L76 6.0L V8 (G8 GT, ~361 HP), LS3 6.2L V8 (G8 GXP, ~415 HP), LY7 3.6L V6 (base G8)
- Pontiac brand end (2010): The G8 was among the final Pontiac vehicles - produced only 2008-2009 before Pontiac brand discontinuation and GM's early cancellation of G8 production
- 15 day replacement warranty on component defects
At a Glance
- Condition: OEM used, CV joint operation tested, boot integrity verified, spline condition inspected
- Availability: In stock across G5 model years
- Shipping: Free shipping to all 50 states, 3 to 7 business days
- Application: Pontiac G5 2007-2010 US market - Pontiac's compact coupe based on the GM Delta platform
- Chevrolet Cobalt sibling: The Pontiac G5 shares the GM Delta platform with the Chevrolet Cobalt (2005-2010) - broader parts availability with Cobalt cross-referencing
- Complete CV axle shaft: includes both inner and outer CV joints with rubber boots, drive axle shaft, and mounting hardware
- FWD compact coupe positioning: Pontiac's entry-level compact coupe positioned below the discontinued Pontiac Grand Am / G6 in the Pontiac lineup
- Pontiac brand end (2010): The G5 was among the final Pontiac vehicles produced before GM discontinued the Pontiac brand during the 2009-2010 restructuring
- Related Pontiac muscle heritage: See our related Pontiac Bonneville engine listing (classic V8 muscle) and Pontiac Firebird T-top listing (F-body sports coupe)
- 15 day replacement warranty on component defects
At a Glance
- Condition: OEM used, structural integrity verified, mounting flanges inspected, classic-vehicle disclosure applies
- Availability: In stock for classic Pontiac Firebird T-top applications
- Shipping: Free shipping to all 50 states, 7 to 14 business days on oversized body panels
- Application: Pontiac Firebird / Trans Am / Formula T-top variants across multiple generations - 2nd gen (1976-1981), 3rd gen (1982-1992), 4th gen (1993-2002)
- Stamped steel construction with T-top openings, reinforced center bar, drip rail provisions, and headliner mounting tabs
- Body shop territory: Installation requires professional welding equipment, panel alignment tools, seam sealer, and corrosion protection - not a bolt-in replacement
- Hurst vs Fisher T-top opening style: Different Firebird T-top variants used different opening styles - confirm at order (particularly for 2nd generation applications)
- Not applicable to hardtop Firebirds: Converting a hardtop to T-tops is a major structural project beyond simple panel replacement - hardtop-to-T-top conversion is not a bolt-over fit
- Related Pontiac muscle heritage: See our related Pontiac Bonneville engine listing for classic Pontiac V8 muscle era context (unique Pontiac V8 family)
- Pontiac brand end (2010): Pontiac was discontinued by General Motors during the 2009-2010 GM restructuring - classic Firebird variants represent the Pontiac performance heritage
- 15 day replacement warranty on component defects, classic-vehicle disclosure applies
At a Glance
- Condition: OEM used, compression tested, oil pressure verified, timing components inspected, classic vehicle disclosure applies
- Availability: In stock for classic Pontiac Bonneville restoration
- Shipping: Free shipping to all 50 states, 5 to 10 business days on complete engines
- Application: Pontiac Bonneville classic muscle era (late 1960s to mid 1970s)
- Engine displacement: Pontiac V8 400 CID (6.6L), 428 CID (7.0L), 455 CID (7.5L) across various model years
- Pontiac V8 architecture: unique Pontiac V8 family with distinct engine architecture, NOT the same as GM Chevrolet small-block or big-block V8 families
- Bonneville was Pontiac's flagship full-size car during the classic muscle era - full-size body with V8 muscle era power
- Notable variant: Bonneville Convertible offered open-top full-size muscle car experience
- Pontiac V8 engines are prized in the classic muscle car restoration community - values have appreciated significantly
- 15 day replacement warranty on component defects, classic-vehicle disclosure applies
Pontiac 455 V8 Engine for Sale | OEM 7.5L 455ci Big-Inch Motor
Rated 4.50 out of 5
2 reviews
In Stock
Product Overview
- Horsepower: 200-370 hp (confirmed at order)
- Displacement: 455 cu in (7.5L)
- Weight: Approximately 640 lbs (long block)
- Torque: 330-500 lb-ft (confirmed at order)
- Condition: OEM used, compression verified
- Availability: In stock, multiple units including HO variants
- Shipping: Free freight to all 50 states, 5-10 business days
- Every cylinder pressure-tested with results shared before you commit
- Variant identified (HO, SD, or base) with casting numbers and head type on file
- Zero core charge required, old engine stays with you
- Backed by a 15 day replacement warranty against internal defects
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