Chevrolet 4000-Series

4000 SeriesEnginePart NumbersAdjustmentsNotesYear
PG4100
V6 4.3z without balance shaft, without hydraulic roller cam
V8 350 Small Block without hydraulic roller cam
S288FRM, S289RX-9, 3DR58GCrank +/- 2,4,6,8 degrees1966 - 1981
PG4100-1
Small Block V8S634FM, S645RX-8, 4SR46Crank +/- 2,4,6,8 degreesWithout hydraulic roller cam
Uses 1/2" pitch single row roller chain with independent seamless rollers
1966 - 1981
PG4100-1T
Small Block V8S634FMT, S645RX-8, 4SR46Crank +/- 2,4,6,8 degreesWithout hydraulic roller cam
With 1-piece torrington bearing
1966 - 1981
PG4100-1TST
Small Block V8S634MT, S645RX-8, 4SR46, TB220Crank +/- 2,4,6,8 degreesWithout hydraulic roller cam
With 1-piece torrington bearing
1966 - 1981
PG4100T
Small Block V8S288FRMT, S289RX-9, 3DR58G, TB220Crank +/- 4 degreesWithout hydraulic roller cam
With 1-piece torrington bearing
1966 - 1981
PG4100TST
Small Block V8S288RM, S289RX-9, 3DR58G, TB220Crank +/- 4 degreesBoth sprockets billet steel
Without hydraulic roller cam
With 1-piece torrington bearing
1966 - 1981
PG4101
V8 348, 409S634FM, S645RX-8, 4SR48Crank +/- 2,4,6,8 degrees409 Uses 1/2" pitch single row roller chain1958 - 1965
PG4101T
V8 348, 409S634FMY, S645RX-8, 4SR48, TB220Crank +/- 2,4,6,8 degreesWith 1-piece torrington bearing
409 Uses 1/2" pitch single row roller chain
1958 - 1965
PG4110
Big Block V8S394FRM, S395RX-9, 3DR66GCrank +/- 2,4,6,8 degrees1965 - Up
PG4110T
Big Block V8S394FRMT, S395RX-9, 3DR66G, TB220Crank +/- 2,4,6,8 degreesWith 1-piece torrington bearing1965 - Up
PG4110-1
Big Block V8S710FM, S717RX-9, 4SR50AC-DK2Crank +/- 2,4,6,8 degreesUses 1/2" pitch single row roller chain with independent seamless rollers1965 - Up
PG4110-1DBig Block V8S710FMT, S717RX-9, 4SR50Crank +/- 2,4,6,8 degreesWith flat tappet cam and dart block
Uses 1/2" pitch single row roller chain with independent seamless rollers
1965 - Up
PG4110-1T
Big Block V8S710FMT, S717RX-9, 4SR50, TB220Crank +/- 2,4,6,8 degreesWith 1-piece torrington bearing
Uses 1/2" pitch single row roller chain with independent seamless rollers
1965 - Up
PG4110-1TDBig Block V8S710FMT, S717DX-9, 4SR50, TB220Crank +/- 2,4,6,8 degreesHydraulic with flat tappet cam and dart block
With torrington bearing
Uses 1/2" pitch single row roller chain
PG4110TST
Big Block V8S394RM, S395RX-9, 3DR66G, TB220Crank +/- 2,4,6,8 degreesBoth sprockets billet steel
With 1-piece torrington bearing
1965 - Up
PG4145
Small Block V8 350
Small block V6 4.3L without balcance shaft
S732FRM, S645RX-8, 4SR46Crank +/- 2,4,6,8 degreesSmall block with hydraulic roller cam except motors with reverse flow cooliing sysstem
Uses 1/2" pitch single row roller chain with independent seamless rollers
8-keyways, 4-advances, 3-retarded
1985 - Up
PG4145T
Small Block V8
V6 4.3z without balance shaft
S732FRMT, S645RX-8, 4SR46, TB221Crank +/- 2,4,6,8 degreesWith 1-piece torrington bearing1985 - Up
PG4145T-1
V8, 4.3L vin codes W and X,
with balance shaft,
S7776RM, S645RX-8, 4SR46Crank +/- 2,4,6,8 degreesUses 1/2" pitch single row roller chain with independent seamless rollers1992 - 1997
PG4147
Big Block V8S394FRM, S395RX-9, 3DR68GCrank +/- 2,4,6,8 degreesMerlin extended center distance1965 - Up
PG4149-2
406 8.1L (truck), L18S892, S831RX-9, 4SR50-1DK2Crank + 4, Retard - 42004 - 2007
PG4149ABig Block V8S806, S717RX-9, 4SR50Crank +/- 2,4,6,8 degreesBoth sprockets billet steel
Uses 1/2" pitch single roller chain
with independent
seamless rollers
For marine applications
PG4149ST
Big Block V8S806, S831RX-9, 4SR50-DK2Crank +/- 2,4,6,8 degreesUses 1/2" pitch single row roller chain with independent seamless rollers
For marine applications
1996 - 1997
PG4149ST-1
Big Block 454 (7.4L)
99-00 Vin codes B, D, L21, LP4
99-00 Vin codes J, L29
S776RM, S645RX-8, 4SR46Crank +/- 2,4,6,8 degreesBoth sprockets billet steel
Uses 1/2" pitch single roller chain
with independent seamless rollers
1992 - 1997
PG4149STDBig Block V8S806SP, S717DX-9, 4SR50Crank +/- 2,4,6,8 degreesHydraulic roller cam and dart block
Crank gear has side hub .031 high harmonic balancer
PG4149STD-1Big Block V8S806SP, S831DX-9, 4SR50Crank +/- 2,4,6,8 degreesHydraulic roller cam and dart block
Crank gear has side hub .031 high harmonic balancer
From - 1965
PG4158
V8
2005-07 294 4.8L (Truck) LR4 (Vin V)
2006 325 5.3L (Pass) LS4 (Vin C)
2005-06 325 5.3L (Truck) LH6 (Vin M)
2005-07 325 5.3L (Truck) L33, LM7, LS9 (Vin b,T,Z)
2005 366 6.0L (Pass) LS2 (Vin U)
2005-06 366 6.0L (Pass) LS2 (Vin U)
2002-07 364 6.0L (Truck) LQ9 (Vin N)
2005-07 364 6.0L (Truck) LQ4 (Vin U)
S878M, S827RX-6, 3SR60FBCrank Advance + 2,4,6 degrees
Retard - 2,4 degrees
Both sprockets billet steel2005 - Present
PG4167AV8 LS7@916, S901RX-6, 3SR60FBCrank advance + 2.4.6
Crank retard - 2,4
2005 - Later
PG4210V8
1999-04 294 4.8L (Truck) LR4 (Vin V)
1999-04 325 5.3L (Truck) LM4, LM7, L59 (Vin P,T,Z)
1997-04 346 5.7L (Pass) LS1, LS6 (Vin G,S)
1999-04 364 6.0L (Truck) LQ4 (Vin U)
2004 5.3L (Truck) LS1 (Vin T) GMC with cast iron block
S826M, S827RX-6, 3SR60FBCrank advance + 2.4.6
Crank retard - 2,4
Both sprockets billet steel
PG4229FBV8 LS32916, s827RX-6, 3SR60FBCrank advance + 2.4.6
Crank retard - 2,4
4000 SeriesEnginePart NumbersAdjustmentsNotesYear