Rocket Motorsports

Rocket Motorsports Honda D-series Camshaft Availability and Lead Times

- D16Z6 Stage 4 (2 - 3 weeks, core exchange available)
- D16Y8 Stage 4 (In stock, core exchange)
- D16Z6 Stage 5, 6.5, 7 and 8 (In Stock, new billet)

- RM Single HD 55lb springs (in stock)

Rocket Motorsports K-Series Camshaft Availability and Lead Times

- Stage 4 and 4.5 regrinds w or w/out core exchange (in stock)
- Grind C and D (made to order) 2 - 3 weeks depending on core source
- Custom Vtec Killer (made to order) 2 - 3 weeks

- RM 87lb Valve Springs (out of stock) 3 - 4 months

Rocket Motorsports ported Kawasaki ZX10R head

Rocket Motorsports BVTEC camshaft and component availability and lead times

- M21xx 1-2 weeks (made to order)
- M22KE 1-2 weeks (made to order)
- M22Xx in stock
- M24xx in stock
- NFA 5 1-2 weeks (made to order)
- M25xx in stock
- Supercams 1-2 weeks (made to order)

RM SL2 82lb valve springs in stock

RM Stage 2 H23A/F22B DOHC Regrinds

For Dirt Track

spiCy K-series camshafts

John Windham Racing Engines (JWRE)
Lake City, FL

Custom Roller H22 VTEC Killer

John Windham Racing Engines (JWRE)

Rocket Motorsports M22xx for Honda B18C
For EU, Belgium

Camshaft specifications
- Single lobe pattern
- 264/264 duration @ 0.050”
- 12/12mm lift
- 100/106, 103 LSA
- 52 IVC
- oil-retaining iron phosphate surface treatment (parkerized)
- 1,500 - 9,500 rpm range
- ground in San Diego, CA
- European Union-sourced chilled-cast blank
- 1.8L drag/road race, 2.0L road

With SL2 Rocket Motorsports Valve Springs
- 82lbs at 1.320 Installed height
- Made in USA w Japanese CrSi wire
- Designed for snap fit to Supertech and OE retainer

Push your build harder and further

Big dawg roller vtec killer cams

Third generation Rocket Motorsports Race Head: Hand-ported Honda PRB

Single Slam Cams
RM Stage 4 Honda D16Y8 and Z6

Z6 Specs

- 236/216 duration @ 0.050”
- 10.4/10.5mm lift
- 106/114LC
- 110 LSA
- 44 IVC
- 42 EVO
- 1500 -8,000 rpm

Y8 Specs

- 236/216 duration @ 0.050”
- 10.4/10.5mm lift
- 110/118 LC
- 114 LSA
- 48 IVC
- 46 EVO
- 1500 -8,000 rpm

Mild NA or High Boost Turbo

Rocket Motorsports
Custom Camshafts, Valve tYain and Engine Development

Rocket Motorsports SL2 valve springs and Ti retainers for Honda B18A/B and B20

Specifications
- single HD
- 60lbs at 1.358 install
- 165 lbs open
- 0.885 solid
- 1.085OD, 0.790 ID, 1.630FL, 0.148 wire
- 5.5 RH
- electro polished

Rocket Motorsports
Custom Valvetrain * Camshaft Development * Cylinder Head Development

RM Stage 4 regrind w RM SL2 dual valve for Honda B16/B18C

John Windham Racing
JWRE

Specs
- 246/236 duration @ 0.050”
- 11.4/10/6 lift
- 106/110 LC (108 LSA)
- 49 IVC
- 48 EVO
- 1,000 - 8,500 rpm range
- ground in San Diego, CA

Windham-Rocket Stage 8 GM Ecotec Head Package for Dirt Track

- RM Ported Head developed for JWRE
- Supertech Valvetrain
- Windham-Rocket W140 New Chilled-Cast Billet Camshafts
- Ported Intake Manifold

Contact JWRE for details and pricing

John Windham Racing Engines
JWRE
Specializing in race-winning dirt track motors

Rocket Motorsports
Camshaft Design
Cylinder Head Development
Custom Valvetrain

Rocket Motorsports Stage 6.5 D16Z6 camshaft

Popularized by Pedro Trochez of Honduras

All Motor, Nitro, Big Turbo

Specifications
- 251/236 duration at 0.050”
- 12.7/10.9mm lift
- 105/100 LC
- 102.5 LSA
- IVC 51 ABDC
- RPM range 2,500 - 8,500

*requires head and rocker arm clearancing

Camshaft design, engine building, and custom valvetrain

Rocket Motorsports Stage 8 D16Z6 camshaft for

Specifications
- 262/247 duration at 0.050”
- 12.9/11.0mm lift
- 105/100 LC
- 102.5 LSA
- IVC 56 ABDC
- RPM range 3,000 - 9,500

*requires head and rocker arm clearancing

Camshaft design, engine building, and custom valve springs

Roller VTEC Killers
John Windham Racing Engines
Lake City, Florida

Camshaft Design, Valvetrain, and Engine Building

Rocket Motorsports GM 2.2 Ecotec Camshafts developed for John Windham Racing Engines, Lake City, Florida

Grind W140
Duration 254 at 0.050”
Lift 13.2mm lift

Requires solid lash adjusters and cam gears

Available only through JWRE

If you look closely, you’ll see something interesting

For all the guys wanting the Flat Bills $30

WTG Dan Myrick

The House of JuJu - West Coast Sport Compacts season finale, WCSC Race #7 at Mohave Valley Raceway was won by Dan Myrick.
Huge thanks to Mohave Valley Raceway for having the West Coast Sport Compacts. Nothing but great reports about the track, the racing surface, the track staff, the people, the vibe. WCSC looks forward to more races at MVR in 2024. Congratulations to Myrick on the race win and the 2023 WCSC Championship.

Rocket Motorsports Stage 8 D16Z6 camshaft—>Indonesia

Specifications
- 262/247 duration at 0.050”
- 12.9/11.0mm lift
- 105/100 LC
- 102.5 LSA
- IVC 56 ABDC
- RPM range 3,000 - 9,500

Camshaft design, engine building, and consultation

Custom Roller Stage 4 Honda H22 VTEC Killer camshafts for use w Férrea Roller Rockers

Specs

- 248/245 duration @ 0.050”
- 11.8/11.5mm lift
- 100/108 LC
- 104 LSA
- 44 IVC
- 51 EVO
- 1500 -8,800 rpm

Single Slam Cam
Stage 4 Honda D16Z6

Specs

- 236/216 duration @ 0.050”
- 10.4/10.5mm lift
- 106/114LC
- 110 LSA
- 44 IVC
- 42 EVO
- 1,500 -8,000 rpm

Rocket Motorsports Stage 3 B18A/B B20 non-vtec camshafts and 55lb PSI single HD valve springs

216/216 duration at 0.050”
11mm lift
Degree to 106/110 LC
108 LSA
IVC 34
EVO 38

2500 - 8500 rpm range depending on breathing capability of engine setup

Available via Lemoore, CA