P2R builds custom Honda & Acura J-Series V6 engines for 1998–2024 applications — everything from a cleaner-than-stock daily driver to a fully sleeved turbo race motor. Pick the package that matches your goals below, then choose whether we supply a fresh engine or build your core. Every package is priced both ways in the dropdown.
Each build shares the same P2R foundation of quality parts and machine work. What changes between packages is the block preparation, rotating assembly, and cylinder-head spec — so the guide below focuses on exactly that.
Which build is right for you?
| Package | Best for | Block | Cylinder heads | Lead time |
|---|---|---|---|---|
| OE+ | OEM+ refresh — more power & cleaner looks than stock | OEM Honda | Refreshed, new OEM valvetrain | 6 wks |
| Street Monarch | Big naturally-aspirated street power | OEM Honda | CNC ported · Ferrea 6000 · Stage 2 | 6–8 wks |
| Street King | ~600 hp on boost, street-friendly | Machined + forged | Refreshed · Ferrea Comp Plus · Stage 2 | 6–8 wks |
| All Motor Club Racer | Weekend NA racing on E85 / M1 | Machined + forged | CNC ported · Ferrea 6000 · Stage 2 | 6–8 wks |
| Turbo Club Racer | Boosted club racing | CSS + forged | CNC ported · Ferrea 6000 · Stage 2 | 6–8 wks |
| Pro All Motor | Maximum NA power, built for high RPM | CSS + forged | CNC ported · Stage 3 · VTEC-Killer cams · oversized valves | 8–12 wks |
| Pro Turbo | Maximum boost — the no-limits build | Darton sleeved | CNC ported · Stage 3 · VTEC-Killer · Comp Plus | 12–14 wks |
Core options: Choose P2R Provides Engine (we supply a fresh core) or Customer Provides Engine (send us yours to build). Both are listed for every package in the dropdown.
J37A4 note: J37A4 engines carry a $1,995 upcharge — their rocker assembly is very expensive to source. We can convert everything to a J35Z6 to avoid it; just ask.
What comes in every build
Included in every P2R build machine work, timing, hardware & head service
- Aisin water pump
- New Honda oil pump, pickup & baffle plate
- MLS head gaskets & dowel pins
- New timing pulley & guide plate
- New crankshaft pulley bolt
- New lower timing cover
- P2R billet timing tensioner & hardware
- Timing pulleys & hardware
- P2R upper transparent timing covers
- P2R titanium cover hardware
- New cam gears & camshaft backing plates
- Hitachi / Denso cam & crank position sensors
- Powder-coated valve covers & gaskets
- NGK Laser Iridium spark plugs
- P2R titanium valve cover hardware
- P2R billet oil cap
- P2R billet cam caps
- Head service: jet-washed & media-blasted, competition valve job, resurfaced, Viton valve stem seals, ultrasonic-cleaned rocker assemblies
- All assembly labor & shop supplies
Build packages
OE+ Reliable OEM+ refresh
Short block
- OEM Honda block
- New Honda pistons, connecting rods & crankshaft
- New Honda bearings (mains, rods, thrust)
- 12-point head bolts
- OE replacement harmonic balancer
- Gates timing belt
Cylinder head — refreshed OEM valvetrain
- New valves
- New valve springs
- New retainers & spring seats
- New camshafts
Plus everything in the P2R foundation above.
Street Monarch Big naturally-aspirated street power
Short block
- OEM Honda block
- New Honda pistons, connecting rods, crankshaft & bearings
- ARP head studs
- Fluidampr harmonic balancer
- Gates Racing (blue) timing belt
Cylinder head — P2R CNC ported
- CHE bronze valve guides
- Ferrea 6000 Series valves
- Pro Race Stage 2 valve springs
- Stage 2 retainers & seats
- Supertech valve stem locks
- P2R billet / BC reground camshafts
Plus everything in the P2R foundation above.
Street King ~600 hp on boost, street-friendly
Short block
- Bored / honed / decked Honda block
- Traum forged pistons
- H-beam connecting rods (superfinished)
- Balanced crankshaft
- ACL Race Series bearings (mains, rods, thrust)
- ARP head studs
- Fluidampr harmonic balancer
- Gates Racing (blue) timing belt
Cylinder head — refreshed & upgraded
- CHE bronze valve guides
- Ferrea Competition Plus valves
- Pro Race Stage 2 valve springs
- Stage 2 retainers & seats
- Supertech valve stem locks
- New camshafts
Plus everything in the P2R foundation above.
All Motor Club Racer Weekend NA racing on E85 / M1
Short block
- Bored / honed / decked Honda block
- Traum forged pistons
- H-beam connecting rods (superfinished)
- Balanced crankshaft
- ACL Race Series bearings (mains, rods, thrust)
- ARP head studs
- Fluidampr harmonic balancer
- Gates Racing (blue) timing belt
Cylinder head — P2R CNC ported
- CHE bronze valve guides
- Ferrea 6000 Series valves
- Pro Race Stage 2 valve springs
- Stage 2 retainers & seats
- Supertech valve stem locks
- P2R billet / BC reground camshafts
Plus everything in the P2R foundation above.
Turbo Club Racer Boosted club racing
Short block
- CSS block, bored / honed / decked Honda block
- Traum forged pistons
- H-beam connecting rods (superfinished)
- Balanced crankshaft
- ACL Race Series bearings (mains, rods, thrust)
- ARP head studs
- Fluidampr harmonic balancer
- Gates Racing (blue) timing belt
Cylinder head — P2R CNC ported
- CHE bronze valve guides
- Ferrea 6000 Series valves
- Pro Race Stage 2 valve springs
- Stage 2 retainers & seats
- Supertech valve stem locks
- P2R billet / BC reground camshafts
Plus everything in the P2R foundation above.
Pro All Motor Maximum NA power, built for high RPM
Short block
- CSS block, bored / honed / decked Honda block
- Traum forged pistons
- H-beam connecting rods (superfinished)
- Balanced crankshaft
- ACL Race Series bearings (mains, rods, thrust)
- ARP head studs
- Fluidampr harmonic balancer
- Gates Racing (blue) timing belt
- P2R billet camshaft backing plates
- Welded breather tubes on valve covers
Cylinder head — P2R CNC ported, full race
- CHE bronze valve guides & valve seats
- Ferrea oversized valves
- Pro Race Stage 3 valve springs
- Stage 3 retainers & seats
- Supertech valve stem locks
- P2R VTEC-Killer billet camshafts
- Heads line-bored for camshafts
- P2R aluminum rocker setup
Plus everything in the P2R foundation above.
Pro Turbo Maximum boost — the no-limits build
Short block
- Darton sleeved, bored / honed / decked Honda block
- Traum forged pistons with HD pins
- I-beam connecting rods (superfinished)
- Balanced crankshaft
- ACL Race Series bearings (mains, rods, thrust)
- Weld freeze plugs in head
- ARP head studs
- Fluidampr harmonic balancer
- Gates Racing (blue) timing belt
- P2R billet camshaft backing plates
- Welded breather tubes on valve covers
Cylinder head — P2R CNC ported, full race
- CHE bronze valve guides & valve seats
- Ferrea Competition Plus valves
- Ferrea valve stem locks
- Pro Race Stage 3 valve springs
- Stage 3 retainers & seats
- P2R VTEC-Killer billet camshafts
- P2R aluminum rocker setup
Plus everything in the P2R foundation above.
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