PLEASE NOTE - Some products are not immediately available. If your order will be delayed, we will e-mail you or call you and let you know.
E-MAIL US HERE about availability and we will respond quickly! We ship same day if your order was placed by 1:00 PM EST during normal business hours BASED ON AVAILABILITY.
NEXT DAY SHIPPING NOTE - Please see our Shipping Policy SATURDAY OR SUNDAY DELIVERY IS NOT AN OPTION.

TUNE UP PARTS

Discounted Marine Spring Tune Up Parts

Don't get stuck on the dock. My Inboard Marine has a large supply of boat engine tune up parts and supplies! Browse through our departments and find your boat tune up parts today!

 Click HERE to go to the Spring  MAINTENANCE Page.


Rotor HVS Distributor Vortec HVS Factory Original R103011 And Indmar 55-6346 Rotor HVS Distributor Vortec HVS Factory Original R103011 And Indmar 55-6346
11%
$26.84 $29.99
Two screw rotor for GM V6 and V8 marine engines with Delco HVS electronic distributors 2002 & Up PCM 5.0 & 5.7 MPI Use With RA108009 Cap...
Impeller Kit PCM & GM OEM RP061017 - Sherwood 10615K Impeller Kit PCM & GM OEM RP061017 - Sherwood 10615K
15%
$39.00 $45.75
Sherwood Impeller Kit - Fits PCM GM thru 2003 and 75 up Ford Escort. Not for 2004 and up PCM Serpentine Belt pumps. W 1-5/8",...
Distributor Cap Vortec HVS Indmar And PCM Crab Cap PCM RA108009 And Indmar 55-6345 Distributor Cap Vortec HVS Indmar And PCM Crab Cap PCM RA108009 And Indmar 55-6345
46%
$56.95 $106.26
Original OEM - Crusader Flat distributor cap for GM V8 marine engines with Delco HVS ignition sytems OEM Crusader Delco HVS V8 distributor cap black COPPER...
Fuel Filter In-Line EFI Indmar Fuel Filter In-Line EFI Indmar
27%
$24.00 $32.95
Inline Fuel Filter Indmar Electronic Fuel Injection (EFI) FUEL LINE THREADS INTO EACH END Fits Early Mastercraft TBI, LT1 and some Monsoon engines Located after...
THERMOSTAT 160 DEGREE INDMAR LT-1 DRILLED OEM 98-6034 THERMOSTAT 160 DEGREE INDMAR LT-1 DRILLED OEM 98-6034
16%
$49.27 $58.95
Indmar Corvette LT1 OEM Replacement Marine 160 degree thermostat OEM - NOT AFTERMARKET Don't be fooled by imitations! Indmar Corvette LT1 Engine Only! The LT...
Bearing Housing Assembly Modular Raw Water Pump Factory PCM OEM RA134071 Bearing Housing Assembly Modular Raw Water Pump Factory PCM OEM RA134071
19%
$297.00 $368.33
PCM Modular Raw Water Pump Bearing Housing Assembly 2004 & Up Fits 5.0L - 5.7L - 6.0L - 6.2L This is the original manufacturer OEM replacement from...
Thermostat 143 Degree Indmar And PCM Ford PCM Brand Fits LT1 R026002E
10%
$41.95 $46.62
Thermostat 143 Degree PCM & Indmar Ford & LT1 R026002E PCM CRUSADER OEM BRAND OEM - NOT AFTERMARKET! Fits Indmar Fits the LT1 Engine Fits many raw water...
Housing Thermostat Housing Complete GM Indmar Low Profile OEM 53-1067S Housing Thermostat Housing Complete GM Indmar Low Profile OEM 53-1067S
19%
$215.00 $265.99
Thermostat Housing Compact Design Low Profile - IN STOCK! Used on Indmar and many other GM Chevrolet V-6 4.3-Liter and V-8 Small Block 5.0 and...
Belt Indmar V-Belt With Teeth Ford 351 & GM 454 OEM 72-5015 Belt Indmar V-Belt With Teeth Ford 351 & GM 454 OEM 72-5015
13%
$26.05 $29.99
V-BELT FORD 351 & GM 454 INDMAR ORIGINAL PART This is an Indmar OEM Belt and not the NAPA 25-7440! Indmar Factory Single Belt Drive...
Belt Indmar Alternator Serpentine For 5.7L From 2003 And Up Original Indmar 72-5034 Belt Indmar Alternator Serpentine For 5.7L From 2003 And Up Original Indmar 72-5034
14%
$45.00 $52.15
Indmar serpentine belt for Indmar 5.7L marine engines from 2003 & up This is an Original Indmar Belt Serpentine Belt. 2003 & Up Malibu Monsoon &...
Fuel Water Separator Filter PCM Spin On 2011 And Up OEM R077019 Fuel Water Separator Filter PCM Spin On 2011 And Up OEM R077019
17%
$26.75 $32.08
FUEL FILTER  WATER SEPARATOR PCM SPIN ON 2011 AND UP R077019 PCM High performance fuel - water separating filter, 90 GPH 10 micron filtration over...
Belt Indmar V-Belt 302 - 305 - 350 Monsoon & Hammerhead OEM 72-5018 Belt Indmar V-Belt 302 - 305 - 350 Monsoon & Hammerhead OEM 72-5018
66%
$17.00 $50.56
Indmar alternator belt used from 1996-2004 on Indmar 5.7L Monsoon & Hammerhead marine engines with V belt. NOT the NAPA 7430 belt. This is Genuine...
GASKET O-RING THERMOSTAT 160 DEGREE INDMAR LT-1 O- RING FOR THERMOSTAT FOR LT1
17%
$4.75 $5.75
O-Ring Rubber Seal Gasket for: Indmar Corvette LT1 OEM Replacement Marine 160 degree thermostat Also fits Indmar Fresh Water Cooled engines Use with SKU # 98-6034 T-Stat. The thermostat...
Seal For Johnson Raw Water Pumps OEM 68-5004
32%
$26.00 $38.00
Seals Pump Housing to the shaft for Indmar Pumps Johnson Not Aftermarket The open side faces impeller & the solid side goes towards bearing IF YOU...
Spark Plug Set Ford 351 HO - GT-40 NGK-7060 Set Of 8 Plugs Replaces PCM RP030007 Spark Plug Set Ford 351 HO - GT-40 NGK-7060 Set Of 8 Plugs Replaces PCM RP030007
13%
$32.00 $36.99
NGK Spark Plug Set - Replaces PCM - RP030007 PCM Spark plugs for 351's, GT-40 engines Includes 8 Plugs 285 HP & Up Carbureted Plug gap...
Wire Set Spark Plug and Coil Full Set Both Sides LT1 LTR Indmar OEM ALL YEARS 55-6010A-B Wire Set Spark Plug and Coil Full Set Both Sides LT1 LTR Indmar OEM ALL YEARS 55-6010A-B
27%
$124.00 $169.00
Original Indmar Ignition Wire Set Includes Both Sides For Odd Bank and Even Bank FITS ALL YEARS LT1 CORVETTE FITS ALL YEARS LTR NORTHSTAR COIL...
Thermostat With Gasket 160 Degree PCM Ford Raw Water Cooled PCM Brand RP026002
10%
$46.52 $51.69
Thermostat for PCM Sea Maxx 302 and 351 cu. in. marine engines EFI or Carbureted engines The 160 degree T-stat is recommended for fuel injected...
Tune Up Kit Mercruiser 7.4 Liter Thunderbolt Complete Tune Up Kit
9%
$205.00 $224.05
Comprehensive kit includes everything needed to tune-up Pre Vortec Mercruiser 7.4L engines with Thunderbolt electronic distributors. For Mercruiser 7.4 liter 454 cu. in. Pre Vortec...
Thermostat 170 Degree PCM Full Kit OEM RP026003 Thermostat 170 Degree PCM Full Kit OEM RP026003
10%
$123.55 $136.77
170 ° - Up To 1997 GM 350/454 Raw Water Cooled Ford Fresh Water Cooled; the older By-Pass Styles Note that the old 140/145 degree is REPLACED...
Impeller & O-Ring Kit PCM 2004 Up Modular Pump Replaces RP061022  Sierra Brand 18-8926
25%
$45.50 $60.99
Impeller & O-Ring Kit For PCM Modular Pumps Sierra Brand - REPLACES PCM & Crusader RP061022 FITS: CRUSADER 5.7 & 6.0L WITH SERPENTINE BELT Incudes...
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