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This certified engine rebuilder offers high performance and replacement Buick Riviera gas and diesel engines, marine engines and cylinder heads at discount prices with extended warranty coverage. Our engine supplier has maintained an amazing 1.5% failure rate during its 30+ years in the engine business while the national average failure rate is above 5%. Buy Buick Riviera engine here and enjoy peace of mind. Read more...

Buick Riviera Crate Engine Block | Rebuild Engine | Prices, Reviews, News @ The Auto Channel

Can't find your car or truck engine? Locate a rebuilt or used engine here!
V6, 3.8 L, 231 CID Rebuilt Engine
Description: V6, 3.8 L, 231 CID Rebuilt Engine
FWD, 3800, balance shaft, roller cam
Fits: 1996 Buick Riviera
Part Number: GMC-3800LB-6
Core Deposit: $250.00
Retail Price: $2,274.95
$1,895.00  Continue
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V8, 5.0 L, 307 CID Rebuilt Engine
Description: V8, 5.0 L, 307 CID Rebuilt Engine
Roller cam, Oldsmobile engine.
Fits: 1985 Buick Riviera
Part Number: OLD-307RLB
Core Deposit: $225.00
Retail Price: $2,034.95
$1,695.00  Continue
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V8, 5.7 L, 350 CID Rebuilt Engine
Description: V8, 5.7 L, 350 CID Rebuilt Engine
Without smog.
Fits: 1978 Buick Riviera
Part Number: BUI-350LB-2
Core Deposit: $300.00
Retail Price: $2,154.95
$1,795.00  Continue
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V8, 7.0 L, 425 CID Rebuilt Engine
Description: V8, 7.0 L, 425 CID Rebuilt Engine
Passenger car engine.
Fits: 1966 Buick Riviera
Part Number: GMC-427LB
Core Deposit: $500.00
Retail Price: $2,394.95
$1,995.00  Continue
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V8, 5.7 L, 350 CID Rebuilt Engine
Description: V8, 5.7 L, 350 CID Rebuilt Engine
Olds R type engine, 4 hole Smog in head
Fits: 1980 Buick Riviera
Part Number: OLD-350LB-2
Core Deposit: $250.00
Retail Price: $2,034.95
$1,695.00  Continue
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V6, 3.8 L, 231 CID Rebuilt Engine
Description: V6, 3.8 L, 231 CID Rebuilt Engine
FWD, 3800, balance shaft, roller cam, 3/4" vent hole on left intake side head.
Fits: 1993 Buick Riviera
Part Number: GMC-3800LB-2
Core Deposit: $200.00
Retail Price: $2,274.95
$1,895.00  Continue
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V6, 4.1 L, 252 CID Rebuilt Engine
Description: V6, 4.1 L, 252 CID Rebuilt Engine
With or without smog, oil pump kit only.
Fits: 1984 Buick Riviera
Part Number: GMC-252LB
Core Deposit: $250.00
Retail Price: $1,674.95
$1,395.00  Continue
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V8, 7.5 L, 455 CID Rebuilt Engine
Description: V8, 7.5 L, 455 CID Rebuilt Engine
Without smog.
Fits: 1976 Buick Riviera
Part Number: BUI-455LB-1
Core Deposit: $400.00
Retail Price: $2,514.95
$2,095.00  Continue
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V8, 6.6 L, 403 CID Rebuilt Engine
Description: V8, 6.6 L, 403 CID Rebuilt Engine
Fits Most Applications, 4 hole Smog, AT
Fits: 1978 Buick Riviera
Part Number: GMC-403LB
Core Deposit: $300.00
Retail Price: $2,154.95
$1,795.00  Continue
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V8, 7.5 L, 455 CID Rebuilt Engine
Description: V8, 7.5 L, 455 CID Rebuilt Engine
Without smog.
Fits: 1971 Buick Riviera
Part Number: BUI-455LB
Core Deposit: $400.00
Retail Price: $2,514.95
$2,095.00  Continue
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V6, 3.8 L, 231 CID Rebuilt Engine
Description: V6, 3.8 L, 231 CID Rebuilt Engine
FWD, roller cam, No distributor, oil pump driven by splines. 7/16" Dia. dipstick tube, GM dipstick P/N 25531505, tube P/N 25531507. With oil pump kit only.
Fits: 1987 Buick Riviera
Part Number: GMC-231RLB-1
Core Deposit: $225.00
Retail Price: $1,794.95
$1,495.00  Continue
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V6, 3.8 L, 231 CID Rebuilt Engine
Description: V6, 3.8 L, 231 CID Rebuilt Engine
FWD, 3800, balance shaft, roller cam, 3/4" vent hole on left intake side.
Fits: 1992 Buick Riviera
Part Number: GMC-3800LB-1
Core Deposit: $200.00
Retail Price: $2,154.95
$1,795.00  Continue
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V8, 6.6 L, 401 CID Rebuilt Engine
Description: V8, 6.6 L, 401 CID Rebuilt Engine
Big block, spin-on oil filter.
Fits: 1965 Buick Riviera
Part Number: GMC-396LB
Core Deposit: $500.00
Retail Price: $2,274.95
$1,895.00  Continue
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V8, 5.0 L, 307 CID Rebuilt Engine
Description: V8, 5.0 L, 307 CID Rebuilt Engine
Non roller, Smog.
Fits: 1984 Buick Riviera
Part Number: OLD-307LB
Core Deposit: $200.00
Retail Price: $1,914.95
$1,595.00  Continue
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V6, 3.8 L, 231 CID Rebuilt Engine
Description: V6, 3.8 L, 231 CID Rebuilt Engine
Fits: 1998 Buick Riviera
Part Number: GMC-3800LB-9
Core Deposit: $300.00
Retail Price: $2,514.95
$2,095.00  Continue
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V6, 3.8 L, 231 CID Rebuilt Engine
Description: V6, 3.8 L, 231 CID Rebuilt Engine
Fits: 1983 Buick Riviera T-TYPE
Part Number: GMC-231TLB-1
Core Deposit: $250.00
Retail Price: $1,794.95
$1,495.00  Continue
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Discount Engine Blocks - Call 1.866.612.9798